EPEVER POWERCam Follower Bearings
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Engineering Note

China NSK NTN Timken Koyo Hch Zwz Lyc Hrb Nj312ew Nj312e Nj312em Nj312ew Nj314ew Nj314e Nj314em Nj314ew Cylindrical Roller Bearing double row ball bearing

Product Description

Product Description

NSK CZPT CZPT CZPT HCH CZPT CZPT HRB Nj312ew Nj312e Nj312em Nj312ew Nj314ew Nj314e Nj314em Nj314ew Cylindrical Roller Bearing
The rolling body is a centripetal rolling bearing of a cylindrical roller. The internal structure of cylindrical
roller bearings adopts rollers arranged in parallel, and a spacer or isolation block is installed between the rollers,
which can prevent the tilt of the rollers
or the friction between the rollers, and effectively prevent the increase of rotation torque.

Product name Cylindrical roller bearings
Material Bearing Steel
Standard DIN GB ISO JIS
Bearing Package Barreled, bagged, boxed, palletized or as customers’ requirement.
Service OEM service provided
Delivery time 3-10 days depends on quantity needed

Characteristics:
    Less friction and low noise, durable.
    Ability to carry heavy loads
    Less coefficient of friction.
    High limiting speed.
    Variations of structure:N,NU,NJ,NF,NUP,NFP,NH,NN,NNU,NNF,FC,FCD.
Physical Characteristics:
    Cylindrical roller bearing can be separated by single row,double rows, and 4 rows.
    This kind of bearing can be submitted to high radial load and some axial load.
    The rolling element of a cylindrical roller bearing is cylinder, the 2 ends of the external lines have the corrective slope which can eliminate the contact stress.
    NN and NNU design cylindrical roller bearing have high rigid and apply to machines such as milling

 

Detailed Photos

 

 

Product Parameters

Cylindrical Roller Bearings
Shaft diameter (mm) Bearing Designation Boundary Dimensions (mm) Basic Load Ratings (N) Limiting Speeds (rpm) Weight (Kg)
Current Designation d D B rsmin r1smin Cr Dynamic Cor Static Grease Oil
16 SZ-4101 16 44 8.3     15700 18000     0. 0571 1
17 N203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.078
NJ203 17 40 12 0.7 0.3 11400 9100 16000 19000 0.069
NJ203ETN1 17 40 12 0.6 0.6 16900 13800 16000 19000 0. 0571 8
NU203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.07
NU203ETN1 17 40 12 0.6 0.3 16900 13800 16000 19000 0.06654
NJ2203E 17 40 16 0.6 0.3 22800 20300 13800 16400 0.092
20 N204 20 47 14 1 0.6 15800 13100 13800 16400 0.133
NF204 20 47 14 1 0.6 15800 13100 13800 16400 0.11
NJ204 20 47 14 1.1 0.7 17000 14400 13800 16400 0.14
NU204 20 47 14 1 0.6 15800 13100 13800 16400 0.135
NU204/C3 20 47 14 1 0.6 14400 13100 13800 16400 0.1067
N304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1447
NJ304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1575
NU304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1519
NUP304ETN1 20 52 15 1.1 0.6 31500 26800 10600 13100 0.15582
NJ2304ETN1 20 52 21 1.1 0.6 42000 38700 10000 13000 0.21267
25 N205 25 52 15 1 0.6 17000 14900 11400 13800 0.1328
NF205 25 52 15 1 0.6 17000 1400 11400 13800 0.1363
NJ205 25 52 15 1 0.6 17000 14900 11400 13800 0.1484
NJ205E 25 52 15 1 0.6 29900 28400 10600 13100 0.134
NJ205ETN1 25 52 15 1 0.6 29900 28400 10600 13100 0.1351
NU205 25 52 15 1 0.6 17000 14900 11400 13800 0.133
NU205/C3 25 52 15 1 0.6 15400 14900 11400 13800 0.133
NU205E 25 52 15 1 0.6 29900 28400 10600 13100 0.13013
NU205ETN1 25 52 15 1 0.6 29900 28400 10600 13100 0.13107
NU205L 25 52 15 1 0.6 20300 18900 10600 13100 0.13774
NUP205 25 52 15 1 0.6 17000 14900 11400 13800 0.1495
NCL205 25 52 15 1 0.6 24600 24300 10600 13100 0.145
N2205 25 52 18 1.1 0.6 24100 23300 10600 13100 0.187
NJ2205 25 52 18 1 1 24100 23300 10600 13100 0.17
NU2205 25 52 18 1.1 0.6 24100 23300 10600 13100 0.1653
NU2205/C3 25 52 18 1 0.6 21400 22800 10600 13100 0.1653
NU2205EV 25 52 18 1 0.6 41400 43300 9200 11400 0.1652
N305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2343
N305ENTN1/C3 25 62 17 1.1 0.5 41500 37400 9200 11400 0.2334
NF305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2433
NJ305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305/C3 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305E 25 62 17 1.1 1.1 41500 37400 9200 11400 0.271
NJ305ETN1 25 62 17 1.1 1.1 41500 37400 8900 10500 0.24364
NU305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2397
NUP305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.25551
NUP305E 25 62 17 1.1 1.1 41500 37400 8900 10500 0.28505
NUP305N 25 62 17 1.1 1.1 29100 25200 9200 11400 0.263
NCL305 25 62 17 1.1 1.1 39500 37800 8900 10500 0.246
NU2305E 25 62 24 1.1 1.1 57000 56100 2250 4500 0.36939
NJ2305E 25 62 24 1.1 1.1 57000 56100 7800 9200 0.37739
NJ2305EV/C4 25 62 24 1.1 1.1 66300 69700 7800 9200 0.3692
NJ2305VH 25 62 24 1.1 1.1 63000 57000 2250 4500 0.3695
NUP2305E 25 62 24 1.1 1.1 57000 56100 7800 9200 0.37657
NCL2305 25 62 24 1.5 1.1 57700 61400 7800 9200 0.358
30 NUP44494 30 61.93 23.8 1.1 1.1 63300 75500 2500 5000 0.34
N206 30 62 16 1 0.6 23900 22200 9400 11300 0.2038
N206E 30 62 16 1 0.6 36800 34400 8900 10500 0.24
NJ206 30 62 16 1 0.6 23900 22200 9400 11300 0.2338
NJ206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2308
NJ206ETN1 30 62 16 1 0.6 39100 37300 8900 10500 0.2308
NU206 30 62 16 1 0.6 23900 22200 9400 11300 0.2113
NU206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2231
NUP206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2354
NUP206E/C4 30 62 16 1 1 39100 37300 8900 10500 0.2351
NCL206 30 62 16 1 0.6 33800 35100 8900 10500 0.224
NJ2206ETN1 30 62 20 1 0.6 48900 49800 8900 10500 0.25792
NJ2206E 30 62 20 1 0.6 48900 49800 8900 10500 0.3497
NJ2206E.TVP 30 62 20 1 1 48900 49800 2500 5000 0.25792
N306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3448
NJ306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3524
NJ306E 30 72 19 1.1 1.1 53200 55710 7000 8500 0.40082
NJ306E/C3 30 72 19 1.1 1.1 53200 55710 7000 8500 0.40082
NU306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3459
NU306E 30 72 19 1.1 1.1 53200 55710 7800 9200 0.39282
NU306MN/P63 30 72 19 1.1 1.1 35100 38600 7800 9200 0.381
NUP306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3695
NFP306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.37
RO-694 30 80 23 1.1 1 75400 81100 7800 9200 0.60065
32 NCL6/32V 32 62 18 1.1 0.6 53400 56200 7000 8500 0.2367
NCL6/32V/P6 32 62 18 1.1 0.6 53400 56200 7000 8500 0.2367
NUP45622 32 75 20 1.1 1.1 50000 44300     0.41125
35 F-45226 35 62 19 1 0.6 50000 53000 2750 5500 0.21513
R356219 35 62 19 1 0.6 50000 53000 2750 5500 0.21513
N207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.294
NF207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.3015
NJ207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2995
NJ207E 35 72 17 1.1 0.6 55710 55710 7800 9200 0.3263
NU207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2913
NUP207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.32451
NU2207E 35 72 23 1.1 0.6 61600 65200 2200 4300 0.4186
NJ2207E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4296
NUP2207E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4444
N307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4576
NF307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4736
NJ307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4806
NJ307/C3 35 80 21 1.5 1.1 46400 43000 1700 3400 0.48365
NJ307E 35 80 21 1.8 1.3 66500 65300 6600 7900 0.4872
NJ307EV/C4YA 35 80 21 1.5 1.1 78400 81000 6100 7400 0.5015
C3G42307EK 35 80 21 1.8 1.3 66500 65300 7700 9200 0.4872
NU307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4676
NU307EV1 35 80 21 1.5 1.1 71000 71000 6600 7900 0.51243
NUP307E 35 80 21 1.5 1.1 66500 65300 6600 7900 0.5234
NUP307EN 35 80 21 1.5 1.1 66500 65300 6600 7900 0.5371
NUP307EV 35 80 21 1.5 1.1 77500 79800 6600 7900 0.5139
NUP307EV/C3 35 80 21 1.5 1.1 77500 79800 6600 7900 0.5139
510148 35 80 23 1.1 0.6 65750 77600 6600 7900 0.571
NJ2307E 35 80 31 1.5 1.1 93000 100500 6600 7900 0.784
NU2307EV4 35 80 31 1.5 1.1 99000 109000 6600 7900 0.76425
NUP2207X1V/C9YB 35 90 23 1.1 0.6 89600 93600     0.799
40 N208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3708
NF208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3838
NJ208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3973
NU208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3758
NUP208 40 80 18 1.1 0.6 43700 42900 7300 8700 0.3985
NUP208/P6 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3986
NU2208E 40 80 23 1.1 1.1 72300 77600 2000 3800 0.51782
NJ2208E 40 80 23 1.1 1.1 72300 77600 6600 7900 0.53082
NJ2208E.TVP3.C3 40 80 23 1.1 1.1 70600 75200 2000 3800 0.48967
NJ2208EV 40 80 23 1.1 1.1 84700 95100 6100 7400 0.5116
N308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6365
NF308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6699
NF308M/P6 40 90 23 1.5 1.5 58600 56900 6600 7900 0.7199
NJ308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6793
NJ308ETN1 40 90 23 1.5 1.5 83200 81500 1500 3000 0.6635
NJ308/C3 40 90 23 1.5 1.5 58600 56900 1500 3000 0.6793
NU308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6661
NUP308E 40 90 23 1.5 1.5 82200 80300 6100 7400 0.696
NUP308N 40 90 23 1.5 1.5 58600 56900 6600 7900 0.72078
NUP308EN 40 90 23 1.5 1.5 82200 80300 6100 7400 0.7254
NUP308ENV 40 90 23 1.5 1.5 97200 157100 5900 7000 0.7571
NJ2308E 40 90 33 1.5 1.5 113200 121100 5900 7000 1.037
NJ2308E.TVP3 40 90 33 1.5 1.5 121000 140700 1500 3000 0.95869
NUP2308E 40 90 33 1.5 1.5 121000 140700 1500 3000 1.061
45 N209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4188
NF209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4367
NF209/C3 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4367
NF209E 45 85 19 1.1 1.1 63000 66400 6600 7900 0.47644
NJ209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4459
NJ209E 45 85 19 1.1 1.1 63000 66400 6600 7900 0.42995
NJ209ECP 45 85 19 1.1 1.1 63000 66400 7100 8500 0.42995
NJ209ETN1/C3 45 85 19 1.1 1.1 63000 66400 7100 8500  
NU209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.434
NUP2209E 45 85 23 1.1 1.1 76000 84500 6600 7900 0.59384
NUP2209EN 45 85 23 1.1 1.1 76000 84500 6600 7900 0.58764
N309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8239
NF309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8684
NF309M/P6 45 100 25 1.5 1.5 72900 69900 5900 7000 0.70829
NJ309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8749
NJ309E 45 100 25 1.5 1.5 99200 157100 5000 6000 0.9756
NU309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8518
NU309E 45 100 25 1.5 1.5 99200 157100 5000 6000 0.9799
NUP309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8944
NUP309N 45 100 25 1.5 1.5 72900 69900 5900 7000 0.91
NUP309NR 45 100 25 1.5 1.5 72900 69900 5900 7000 0.91477
NUP309EN 45 100 25 1.5 1.5 99200 157100 5000 6000 0.9811
NUP309ENV/C3 45 100 25 1.5 1.5 110500 116100 4500 5300 0.97417
NUP309ENTN1 45 100 25 1.5 1.5 99200 157100 5000 6000 0.904
NJ2309E 45 100 36 1.5 1.5 138800 155700 5000 6000 1.38761
NU2309E 45 100 36 1.5 1.5 138800 155700 5000 6000 1.35761
50 N210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4752
NF210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4982
NF210C3 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4982
NF210E 50 90 20 1.1 1.1 65900 71800 6200 7300 0.5312
NJ210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4864
NJ210E 50 90 20 1.1 1.1 65900 71800 6600 7900 0.5302
NJ210ETN/C3 50 90 20 1.1 1.1 65900 71800 6200 7300 0.4832
NU210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210/P6 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210ETN/C3 50 90 20 1.1 1.1 65900 71800 6200 7900 0.4682
NUP210EN 50 90 20 1.1 1.1 65900 71800 6200 7900 0.5242
NUP210E 50 90 20 1.1 1.1 65900 71800 6200 7900 0.5262
NU2210ETN/C3 50 90 23 1.1 1.1 79500 91500 6200 7300 0.5497
NJ2210ETN1 50 90 23 1.1 1.1 79500 91500 1700 3300 0.5647
NJ2210E.TVP3.C3 50 90 23 1.1 1.1 77600 88600 1700 3300 0.568
NJ2210E.TVP3 50 90 23 1.1 1.1 77600 88600 1700 3300 0.568
NUP2210E 50 90 23 1.1 1.1 79500 91500 6200 7300 0.6366
N310 50 110 27 2 2 88900 88800 5400 6300 1. 0571
NF310 50 110 27 2 2 88900 88800 5400 6300 1.1012
NJ310 50 110 27 2 2 88900 88800 5400 6300 1.148
NJ310E 50 110 27 2 2 112100 116000 5000 6000 1.27325
NJ310N 50 110 27 2 2 88900 88800 5400 6300 1.153
NU310 50 110 27 2 2 88900 88800 5400 6300 1.1256
NUP310 50 110 27 2 2 88900 88800 5400 6300 1.2
NUP310NV 50 110 27 2 2 128200 144700 5400 6300 1.208
NUP310ENV/C3 50 110 27 2 2 128200 144700 5000 6000 1.208
NCL310 50 110 27 2 2 111300 122300 5400 6300 1.17
N410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
NJ410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
55 N211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6213
NF211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6537
NF211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.766
NJ211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6451
NJ211/C3 55 100 21 1.5 1.1 55710 32000 6000 7100 0.6451
NJ211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.6616
NJ211ECP 55 100 21 1.5 1.1 86100 98700 5400 6500 0.6616
NU211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6301
NU211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.7185
NUP211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6447
NUP211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.7606
NJ2211E 55 100 25 1.5 1.1 101200 121500 1500 3000 0.8936
NJ2211E/C3 55 100 25 2 1.1 101200 121500 5400 6500 0.8936
NUP2211EN/C3 55 100 25 1.5 1.1 101200 121500 5400 6500 0.8924
NF311E 55 120 29 2 2 138100 144300 4500 5300 1.60325
NF311E/C3 55 120 29 2 2 140500 147600 4500 5300 1.60145
NJ311E 55 120 29 2 2 138100 144300 4500 5300 1.637
NUP311EN 55 120 29 2 2 140500 147600 4500 5300 1.6676
NUP311ENV/C3 55 120 29 2 2 153800 165700 4500 5300 1.5923
60 N212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8216
NJ212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8361
NJ212E 60 110 22 1.5 1.5 96200 105600 5000 6000 0.9075
NU212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8222
NU212ETN1/C3 60 110 22 1.5 1.5 96200 105600 5000 6000 0.79458
NUP212E 60 110 22 1.5 1.5 96200 105600 5000 6000 0.92947
NF312 60 130 31 2.1 2.1 124800 127800 4500 5400 1.869
NF312E 60 130 31 2.1 2.1 153100 162100 4100 4900 2.0267
NF312E/C3 60 130 31 2.1 2.1 153500 164600 4100 4900 2.0267
NU312E 60 130 31 2.1 2.1 135900 96000 4100 4900 1.99332
NJ312E 60 130 31 2.1 2.1 153100 162100 4100 4900 2.035
NUP312ENV/C3 60 130 31 2.1 2.1 185400 195200 4100 4900 1.892
N2312E 60 130 46 2.1 2.1 225500 266700 4200 5000 2.9921
NJ2312E 60 130 46 2.1 2.1 225500 266700 4200 5000 2.9822
65 N213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.19
NF213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.205
NJ213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.22
NJ213E 65 120 23 1.5 1.5 15710 122300 4500 5400 1.14046
NU213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.204
NUP213E 65 120 23 1.5 1.5 15710 122300 5000 6000 1.16646
NUP213EN/C4 65 120 23 1.5 1.5 15710 122300 4500 5400 1.16646
NU313E 65 140 33 2.1 2.1 182800 194800 4000 4700 2.3738
NJ313E 65 140 33 2.1 2.1 182800 195300 4000 4700 2.23005
NJ313E/C2 65 140 33 2 2 182800 194800 4000 4700 2.4228
NUP313ENV 65 140 33 2.1 2.1 212900 244900 4000 4700 2.2
70 N214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1377
NF214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1734
NF214E/C3 70 125 24 1.5 1.5 123600 144500 4800 5700 1.27412
NF214E/YB2 70 125 24 4.3 1.5 121000 140700 4500 5400 1.27412
NJ214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.203
NJ214E 70 125 24 1.5 1.5 121000 140700 4500 5400 1.27262
NU214 70 125 24 1.5 1.5 82100 93500 4800 5700 0.845
NUP214E 70 125 24 1.5 1.5 121000 140700 4500 5400 1.306
NF314E 70 150 35 2.1 2.1 25710 226000 3700 4400 2.989
NU314E 70 150 35 2.1 2.1 25710 226000 3700 4400 2.94617
NJ314E 70 150 35 2.1 2.1 25710 226000 3700 4400 3.05717
NJ314E/C9 70 150 35 2.1 2.1 25710 226000 3700 4400 3.05717
NUP314ENV/C4 70 150 35 2.1 2.1 236300 253300 3700 4400 3.57102
NJ2314VH 70 150 51 2.1 2.1 335000 455000 3700 4400 4.3467
75 N215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2043
NF215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2403
NJ215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2489
NU215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2178
NU215E 75 130 25 1.5 1.5 132200 160500 4200 5000 1.3242
80 N216 80 140 26 2 2 118600 141600 4200 5000 1.72
NJ216 80 140 26 2 2 108500 125900 4200 5000 1.79
NU216 80 140 26 2 2 118600 141600 4200 5000 1.75
85 NJ217 85 150 28 2 2 122800 144000 4000 4700 2.17

Packaging & Shipping

 

Company Profile

 

Our Advantages

Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain. 
SAMPLES
1. Samples quantity: 1-10 PCS are available. 
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost. 
3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

CUSTOMIZED
The customized LOGO or drawing is acceptable for us. 

MOQ
1. MOQ: 10 PCS standard bearings. 
2. MOQ: 1000 PCS customized your brand bearings. 

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

FAQ

1.What is the minimum order quantity for this product?

    Can be negotiated, we will try our best to meet customer needs.Our company is mainly based
    on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
    Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
    Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
    High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
    Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
    Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
    Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.

Please feel free to contact us, if you have any other question

 

 

 

US $0.1-5
/ Piece
| 		100 Pieces

(Min. Order)

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Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: 35mm-180mm
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing

###

Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|

Customized Request

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Product name Cylindrical roller bearings
Material Bearing Steel
Standard DIN GB ISO JIS
Bearing Package Barreled, bagged, boxed, palletized or as customers’ requirement.
Service OEM service provided
Delivery time 3-10 days depends on quantity needed

###

Cylindrical Roller Bearings
Shaft diameter (mm) Bearing Designation Boundary Dimensions (mm) Basic Load Ratings (N) Limiting Speeds (rpm) Weight (Kg)
Current Designation d D B rsmin r1smin Cr Dynamic Cor Static Grease Oil
16 SZ-4101 16 44 8.3     15700 18000     0.07011
17 N203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.078
NJ203 17 40 12 0.7 0.3 11400 9100 16000 19000 0.069
NJ203ETN1 17 40 12 0.6 0.6 16900 13800 16000 19000 0.07158
NU203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.07
NU203ETN1 17 40 12 0.6 0.3 16900 13800 16000 19000 0.06654
NJ2203E 17 40 16 0.6 0.3 22800 20300 13800 16400 0.092
20 N204 20 47 14 1 0.6 15800 13100 13800 16400 0.133
NF204 20 47 14 1 0.6 15800 13100 13800 16400 0.11
NJ204 20 47 14 1.1 0.7 17000 14400 13800 16400 0.14
NU204 20 47 14 1 0.6 15800 13100 13800 16400 0.135
NU204/C3 20 47 14 1 0.6 14400 13100 13800 16400 0.1067
N304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1447
NJ304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1575
NU304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1519
NUP304ETN1 20 52 15 1.1 0.6 31500 26800 10600 13100 0.15582
NJ2304ETN1 20 52 21 1.1 0.6 42000 38700 10000 13000 0.21267
25 N205 25 52 15 1 0.6 17000 14900 11400 13800 0.1328
NF205 25 52 15 1 0.6 17000 1400 11400 13800 0.1363
NJ205 25 52 15 1 0.6 17000 14900 11400 13800 0.1484
NJ205E 25 52 15 1 0.6 29900 28400 10600 13100 0.134
NJ205ETN1 25 52 15 1 0.6 29900 28400 10600 13100 0.1351
NU205 25 52 15 1 0.6 17000 14900 11400 13800 0.133
NU205/C3 25 52 15 1 0.6 15400 14900 11400 13800 0.133
NU205E 25 52 15 1 0.6 29900 28400 10600 13100 0.13013
NU205ETN1 25 52 15 1 0.6 29900 28400 10600 13100 0.13107
NU205L 25 52 15 1 0.6 20300 18900 10600 13100 0.13774
NUP205 25 52 15 1 0.6 17000 14900 11400 13800 0.1495
NCL205 25 52 15 1 0.6 24600 24300 10600 13100 0.145
N2205 25 52 18 1.1 0.6 24100 23300 10600 13100 0.187
NJ2205 25 52 18 1 1 24100 23300 10600 13100 0.17
NU2205 25 52 18 1.1 0.6 24100 23300 10600 13100 0.1653
NU2205/C3 25 52 18 1 0.6 21400 22800 10600 13100 0.1653
NU2205EV 25 52 18 1 0.6 41400 43300 9200 11400 0.1652
N305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2343
N305ENTN1/C3 25 62 17 1.1 0.5 41500 37400 9200 11400 0.2334
NF305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2433
NJ305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305/C3 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305E 25 62 17 1.1 1.1 41500 37400 9200 11400 0.271
NJ305ETN1 25 62 17 1.1 1.1 41500 37400 8900 10500 0.24364
NU305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2397
NUP305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.25551
NUP305E 25 62 17 1.1 1.1 41500 37400 8900 10500 0.28505
NUP305N 25 62 17 1.1 1.1 29100 25200 9200 11400 0.263
NCL305 25 62 17 1.1 1.1 39500 37800 8900 10500 0.246
NU2305E 25 62 24 1.1 1.1 57000 56100 2250 4500 0.36939
NJ2305E 25 62 24 1.1 1.1 57000 56100 7800 9200 0.37739
NJ2305EV/C4 25 62 24 1.1 1.1 66300 69700 7800 9200 0.3692
NJ2305VH 25 62 24 1.1 1.1 63000 57000 2250 4500 0.3695
NUP2305E 25 62 24 1.1 1.1 57000 56100 7800 9200 0.37657
NCL2305 25 62 24 1.5 1.1 57700 61400 7800 9200 0.358
30 NUP44494 30 61.93 23.8 1.1 1.1 63300 75500 2500 5000 0.34
N206 30 62 16 1 0.6 23900 22200 9400 11300 0.2038
N206E 30 62 16 1 0.6 36800 34400 8900 10500 0.24
NJ206 30 62 16 1 0.6 23900 22200 9400 11300 0.2338
NJ206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2308
NJ206ETN1 30 62 16 1 0.6 39100 37300 8900 10500 0.2308
NU206 30 62 16 1 0.6 23900 22200 9400 11300 0.2113
NU206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2231
NUP206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2354
NUP206E/C4 30 62 16 1 1 39100 37300 8900 10500 0.2351
NCL206 30 62 16 1 0.6 33800 35100 8900 10500 0.224
NJ2206ETN1 30 62 20 1 0.6 48900 49800 8900 10500 0.25792
NJ2206E 30 62 20 1 0.6 48900 49800 8900 10500 0.3497
NJ2206E.TVP 30 62 20 1 1 48900 49800 2500 5000 0.25792
N306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3448
NJ306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3524
NJ306E 30 72 19 1.1 1.1 53200 50200 7000 8500 0.40082
NJ306E/C3 30 72 19 1.1 1.1 53200 50200 7000 8500 0.40082
NU306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3459
NU306E 30 72 19 1.1 1.1 53200 50200 7800 9200 0.39282
NU306MN/P63 30 72 19 1.1 1.1 35100 38600 7800 9200 0.381
NUP306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3695
NFP306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.37
RO-694 30 80 23 1.1 1 75400 81100 7800 9200 0.60065
32 NCL6/32V 32 62 18 1.1 0.6 53400 56200 7000 8500 0.2367
NCL6/32V/P6 32 62 18 1.1 0.6 53400 56200 7000 8500 0.2367
NUP45622 32 75 20 1.1 1.1 50000 44300     0.41125
35 F-45226 35 62 19 1 0.6 50000 53000 2750 5500 0.21513
R356219 35 62 19 1 0.6 50000 53000 2750 5500 0.21513
N207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.294
NF207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.3015
NJ207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2995
NJ207E 35 72 17 1.1 0.6 50200 50100 7800 9200 0.3263
NU207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2913
NUP207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.32451
NU2207E 35 72 23 1.1 0.6 61600 65200 2200 4300 0.4186
NJ2207E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4296
NUP2207E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4444
N307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4576
NF307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4736
NJ307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4806
NJ307/C3 35 80 21 1.5 1.1 46400 43000 1700 3400 0.48365
NJ307E 35 80 21 1.8 1.3 66500 65300 6600 7900 0.4872
NJ307EV/C4YA 35 80 21 1.5 1.1 78400 81000 6100 7400 0.5015
C3G42307EK 35 80 21 1.8 1.3 66500 65300 7700 9200 0.4872
NU307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4676
NU307EV1 35 80 21 1.5 1.1 71000 71000 6600 7900 0.51243
NUP307E 35 80 21 1.5 1.1 66500 65300 6600 7900 0.5234
NUP307EN 35 80 21 1.5 1.1 66500 65300 6600 7900 0.5371
NUP307EV 35 80 21 1.5 1.1 77500 79800 6600 7900 0.5139
NUP307EV/C3 35 80 21 1.5 1.1 77500 79800 6600 7900 0.5139
510148 35 80 23 1.1 0.6 65750 77600 6600 7900 0.571
NJ2307E 35 80 31 1.5 1.1 93000 100500 6600 7900 0.784
NU2307EV4 35 80 31 1.5 1.1 99000 109000 6600 7900 0.76425
NUP2207X1V/C9YB 35 90 23 1.1 0.6 89600 93600     0.799
40 N208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3708
NF208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3838
NJ208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3973
NU208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3758
NUP208 40 80 18 1.1 0.6 43700 42900 7300 8700 0.3985
NUP208/P6 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3986
NU2208E 40 80 23 1.1 1.1 72300 77600 2000 3800 0.51782
NJ2208E 40 80 23 1.1 1.1 72300 77600 6600 7900 0.53082
NJ2208E.TVP3.C3 40 80 23 1.1 1.1 70600 75200 2000 3800 0.48967
NJ2208EV 40 80 23 1.1 1.1 84700 95100 6100 7400 0.5116
N308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6365
NF308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6699
NF308M/P6 40 90 23 1.5 1.5 58600 56900 6600 7900 0.7199
NJ308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6793
NJ308ETN1 40 90 23 1.5 1.5 83200 81500 1500 3000 0.6635
NJ308/C3 40 90 23 1.5 1.5 58600 56900 1500 3000 0.6793
NU308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6661
NUP308E 40 90 23 1.5 1.5 82200 80300 6100 7400 0.696
NUP308N 40 90 23 1.5 1.5 58600 56900 6600 7900 0.72078
NUP308EN 40 90 23 1.5 1.5 82200 80300 6100 7400 0.7254
NUP308ENV 40 90 23 1.5 1.5 97200 101000 5900 7000 0.7025
NJ2308E 40 90 33 1.5 1.5 113200 121100 5900 7000 1.037
NJ2308E.TVP3 40 90 33 1.5 1.5 121000 140700 1500 3000 0.95869
NUP2308E 40 90 33 1.5 1.5 121000 140700 1500 3000 1.061
45 N209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4188
NF209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4367
NF209/C3 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4367
NF209E 45 85 19 1.1 1.1 63000 66400 6600 7900 0.47644
NJ209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4459
NJ209E 45 85 19 1.1 1.1 63000 66400 6600 7900 0.42995
NJ209ECP 45 85 19 1.1 1.1 63000 66400 7100 8500 0.42995
NJ209ETN1/C3 45 85 19 1.1 1.1 63000 66400 7100 8500  
NU209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.434
NUP2209E 45 85 23 1.1 1.1 76000 84500 6600 7900 0.59384
NUP2209EN 45 85 23 1.1 1.1 76000 84500 6600 7900 0.58764
N309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8239
NF309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8684
NF309M/P6 45 100 25 1.5 1.5 72900 69900 5900 7000 0.70829
NJ309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8749
NJ309E 45 100 25 1.5 1.5 99200 101000 5000 6000 0.9756
NU309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8518
NU309E 45 100 25 1.5 1.5 99200 101000 5000 6000 0.9799
NUP309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8944
NUP309N 45 100 25 1.5 1.5 72900 69900 5900 7000 0.91
NUP309NR 45 100 25 1.5 1.5 72900 69900 5900 7000 0.91477
NUP309EN 45 100 25 1.5 1.5 99200 101000 5000 6000 0.9811
NUP309ENV/C3 45 100 25 1.5 1.5 110500 116100 4500 5300 0.97417
NUP309ENTN1 45 100 25 1.5 1.5 99200 101000 5000 6000 0.904
NJ2309E 45 100 36 1.5 1.5 138800 155700 5000 6000 1.38761
NU2309E 45 100 36 1.5 1.5 138800 155700 5000 6000 1.35761
50 N210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4752
NF210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4982
NF210C3 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4982
NF210E 50 90 20 1.1 1.1 65900 71800 6200 7300 0.5312
NJ210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4864
NJ210E 50 90 20 1.1 1.1 65900 71800 6600 7900 0.5302
NJ210ETN/C3 50 90 20 1.1 1.1 65900 71800 6200 7300 0.4832
NU210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210/P6 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210ETN/C3 50 90 20 1.1 1.1 65900 71800 6200 7900 0.4682
NUP210EN 50 90 20 1.1 1.1 65900 71800 6200 7900 0.5242
NUP210E 50 90 20 1.1 1.1 65900 71800 6200 7900 0.5262
NU2210ETN/C3 50 90 23 1.1 1.1 79500 91500 6200 7300 0.5497
NJ2210ETN1 50 90 23 1.1 1.1 79500 91500 1700 3300 0.5647
NJ2210E.TVP3.C3 50 90 23 1.1 1.1 77600 88600 1700 3300 0.568
NJ2210E.TVP3 50 90 23 1.1 1.1 77600 88600 1700 3300 0.568
NUP2210E 50 90 23 1.1 1.1 79500 91500 6200 7300 0.6366
N310 50 110 27 2 2 88900 88800 5400 6300 1.0941
NF310 50 110 27 2 2 88900 88800 5400 6300 1.1012
NJ310 50 110 27 2 2 88900 88800 5400 6300 1.148
NJ310E 50 110 27 2 2 112100 116000 5000 6000 1.27325
NJ310N 50 110 27 2 2 88900 88800 5400 6300 1.153
NU310 50 110 27 2 2 88900 88800 5400 6300 1.1256
NUP310 50 110 27 2 2 88900 88800 5400 6300 1.2
NUP310NV 50 110 27 2 2 128200 144700 5400 6300 1.208
NUP310ENV/C3 50 110 27 2 2 128200 144700 5000 6000 1.208
NCL310 50 110 27 2 2 111300 122300 5400 6300 1.17
N410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
NJ410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
55 N211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6213
NF211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6537
NF211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.766
NJ211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6451
NJ211/C3 55 100 21 1.5 1.1 50200 32000 6000 7100 0.6451
NJ211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.6616
NJ211ECP 55 100 21 1.5 1.1 86100 98700 5400 6500 0.6616
NU211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6301
NU211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.7185
NUP211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6447
NUP211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.7606
NJ2211E 55 100 25 1.5 1.1 101200 121500 1500 3000 0.8936
NJ2211E/C3 55 100 25 2 1.1 101200 121500 5400 6500 0.8936
NUP2211EN/C3 55 100 25 1.5 1.1 101200 121500 5400 6500 0.8924
NF311E 55 120 29 2 2 138100 144300 4500 5300 1.60325
NF311E/C3 55 120 29 2 2 140500 147600 4500 5300 1.60145
NJ311E 55 120 29 2 2 138100 144300 4500 5300 1.637
NUP311EN 55 120 29 2 2 140500 147600 4500 5300 1.6676
NUP311ENV/C3 55 120 29 2 2 153800 165700 4500 5300 1.5923
60 N212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8216
NJ212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8361
NJ212E 60 110 22 1.5 1.5 96200 105600 5000 6000 0.9075
NU212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8222
NU212ETN1/C3 60 110 22 1.5 1.5 96200 105600 5000 6000 0.79458
NUP212E 60 110 22 1.5 1.5 96200 105600 5000 6000 0.92947
NF312 60 130 31 2.1 2.1 124800 127800 4500 5400 1.869
NF312E 60 130 31 2.1 2.1 153100 162100 4100 4900 2.0267
NF312E/C3 60 130 31 2.1 2.1 153500 164600 4100 4900 2.0267
NU312E 60 130 31 2.1 2.1 135900 96000 4100 4900 1.99332
NJ312E 60 130 31 2.1 2.1 153100 162100 4100 4900 2.035
NUP312ENV/C3 60 130 31 2.1 2.1 185400 195200 4100 4900 1.892
N2312E 60 130 46 2.1 2.1 225500 266700 4200 5000 2.9921
NJ2312E 60 130 46 2.1 2.1 225500 266700 4200 5000 2.9822
65 N213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.19
NF213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.205
NJ213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.22
NJ213E 65 120 23 1.5 1.5 109900 122300 4500 5400 1.14046
NU213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.204
NUP213E 65 120 23 1.5 1.5 109900 122300 5000 6000 1.16646
NUP213EN/C4 65 120 23 1.5 1.5 109900 122300 4500 5400 1.16646
NU313E 65 140 33 2.1 2.1 182800 194800 4000 4700 2.3738
NJ313E 65 140 33 2.1 2.1 182800 195300 4000 4700 2.23005
NJ313E/C2 65 140 33 2 2 182800 194800 4000 4700 2.4228
NUP313ENV 65 140 33 2.1 2.1 212900 244900 4000 4700 2.2
70 N214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1377
NF214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1734
NF214E/C3 70 125 24 1.5 1.5 123600 144500 4800 5700 1.27412
NF214E/YB2 70 125 24 4.3 1.5 121000 140700 4500 5400 1.27412
NJ214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.203
NJ214E 70 125 24 1.5 1.5 121000 140700 4500 5400 1.27262
NU214 70 125 24 1.5 1.5 82100 93500 4800 5700 0.845
NUP214E 70 125 24 1.5 1.5 121000 140700 4500 5400 1.306
NF314E 70 150 35 2.1 2.1 207100 226000 3700 4400 2.989
NU314E 70 150 35 2.1 2.1 207100 226000 3700 4400 2.94617
NJ314E 70 150 35 2.1 2.1 207100 226000 3700 4400 3.00217
NJ314E/C9 70 150 35 2.1 2.1 207100 226000 3700 4400 3.00217
NUP314ENV/C4 70 150 35 2.1 2.1 236300 253300 3700 4400 3.02202
NJ2314VH 70 150 51 2.1 2.1 335000 455000 3700 4400 4.3467
75 N215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2043
NF215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2403
NJ215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2489
NU215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2178
NU215E 75 130 25 1.5 1.5 132200 160500 4200 5000 1.3242
80 N216 80 140 26 2 2 118600 141600 4200 5000 1.72
NJ216 80 140 26 2 2 108500 125900 4200 5000 1.79
NU216 80 140 26 2 2 118600 141600 4200 5000 1.75
85 NJ217 85 150 28 2 2 122800 144000 4000 4700 2.17
US $0.1-5
/ Piece
| 		100 Pieces

(Min. Order)

###

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: 35mm-180mm
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing

###

Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|

Customized Request

###

Product name Cylindrical roller bearings
Material Bearing Steel
Standard DIN GB ISO JIS
Bearing Package Barreled, bagged, boxed, palletized or as customers’ requirement.
Service OEM service provided
Delivery time 3-10 days depends on quantity needed

###

Cylindrical Roller Bearings
Shaft diameter (mm) Bearing Designation Boundary Dimensions (mm) Basic Load Ratings (N) Limiting Speeds (rpm) Weight (Kg)
Current Designation d D B rsmin r1smin Cr Dynamic Cor Static Grease Oil
16 SZ-4101 16 44 8.3     15700 18000     0.07011
17 N203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.078
NJ203 17 40 12 0.7 0.3 11400 9100 16000 19000 0.069
NJ203ETN1 17 40 12 0.6 0.6 16900 13800 16000 19000 0.07158
NU203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.07
NU203ETN1 17 40 12 0.6 0.3 16900 13800 16000 19000 0.06654
NJ2203E 17 40 16 0.6 0.3 22800 20300 13800 16400 0.092
20 N204 20 47 14 1 0.6 15800 13100 13800 16400 0.133
NF204 20 47 14 1 0.6 15800 13100 13800 16400 0.11
NJ204 20 47 14 1.1 0.7 17000 14400 13800 16400 0.14
NU204 20 47 14 1 0.6 15800 13100 13800 16400 0.135
NU204/C3 20 47 14 1 0.6 14400 13100 13800 16400 0.1067
N304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1447
NJ304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1575
NU304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1519
NUP304ETN1 20 52 15 1.1 0.6 31500 26800 10600 13100 0.15582
NJ2304ETN1 20 52 21 1.1 0.6 42000 38700 10000 13000 0.21267
25 N205 25 52 15 1 0.6 17000 14900 11400 13800 0.1328
NF205 25 52 15 1 0.6 17000 1400 11400 13800 0.1363
NJ205 25 52 15 1 0.6 17000 14900 11400 13800 0.1484
NJ205E 25 52 15 1 0.6 29900 28400 10600 13100 0.134
NJ205ETN1 25 52 15 1 0.6 29900 28400 10600 13100 0.1351
NU205 25 52 15 1 0.6 17000 14900 11400 13800 0.133
NU205/C3 25 52 15 1 0.6 15400 14900 11400 13800 0.133
NU205E 25 52 15 1 0.6 29900 28400 10600 13100 0.13013
NU205ETN1 25 52 15 1 0.6 29900 28400 10600 13100 0.13107
NU205L 25 52 15 1 0.6 20300 18900 10600 13100 0.13774
NUP205 25 52 15 1 0.6 17000 14900 11400 13800 0.1495
NCL205 25 52 15 1 0.6 24600 24300 10600 13100 0.145
N2205 25 52 18 1.1 0.6 24100 23300 10600 13100 0.187
NJ2205 25 52 18 1 1 24100 23300 10600 13100 0.17
NU2205 25 52 18 1.1 0.6 24100 23300 10600 13100 0.1653
NU2205/C3 25 52 18 1 0.6 21400 22800 10600 13100 0.1653
NU2205EV 25 52 18 1 0.6 41400 43300 9200 11400 0.1652
N305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2343
N305ENTN1/C3 25 62 17 1.1 0.5 41500 37400 9200 11400 0.2334
NF305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2433
NJ305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305/C3 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305E 25 62 17 1.1 1.1 41500 37400 9200 11400 0.271
NJ305ETN1 25 62 17 1.1 1.1 41500 37400 8900 10500 0.24364
NU305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2397
NUP305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.25551
NUP305E 25 62 17 1.1 1.1 41500 37400 8900 10500 0.28505
NUP305N 25 62 17 1.1 1.1 29100 25200 9200 11400 0.263
NCL305 25 62 17 1.1 1.1 39500 37800 8900 10500 0.246
NU2305E 25 62 24 1.1 1.1 57000 56100 2250 4500 0.36939
NJ2305E 25 62 24 1.1 1.1 57000 56100 7800 9200 0.37739
NJ2305EV/C4 25 62 24 1.1 1.1 66300 69700 7800 9200 0.3692
NJ2305VH 25 62 24 1.1 1.1 63000 57000 2250 4500 0.3695
NUP2305E 25 62 24 1.1 1.1 57000 56100 7800 9200 0.37657
NCL2305 25 62 24 1.5 1.1 57700 61400 7800 9200 0.358
30 NUP44494 30 61.93 23.8 1.1 1.1 63300 75500 2500 5000 0.34
N206 30 62 16 1 0.6 23900 22200 9400 11300 0.2038
N206E 30 62 16 1 0.6 36800 34400 8900 10500 0.24
NJ206 30 62 16 1 0.6 23900 22200 9400 11300 0.2338
NJ206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2308
NJ206ETN1 30 62 16 1 0.6 39100 37300 8900 10500 0.2308
NU206 30 62 16 1 0.6 23900 22200 9400 11300 0.2113
NU206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2231
NUP206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2354
NUP206E/C4 30 62 16 1 1 39100 37300 8900 10500 0.2351
NCL206 30 62 16 1 0.6 33800 35100 8900 10500 0.224
NJ2206ETN1 30 62 20 1 0.6 48900 49800 8900 10500 0.25792
NJ2206E 30 62 20 1 0.6 48900 49800 8900 10500 0.3497
NJ2206E.TVP 30 62 20 1 1 48900 49800 2500 5000 0.25792
N306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3448
NJ306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3524
NJ306E 30 72 19 1.1 1.1 53200 50200 7000 8500 0.40082
NJ306E/C3 30 72 19 1.1 1.1 53200 50200 7000 8500 0.40082
NU306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3459
NU306E 30 72 19 1.1 1.1 53200 50200 7800 9200 0.39282
NU306MN/P63 30 72 19 1.1 1.1 35100 38600 7800 9200 0.381
NUP306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3695
NFP306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.37
RO-694 30 80 23 1.1 1 75400 81100 7800 9200 0.60065
32 NCL6/32V 32 62 18 1.1 0.6 53400 56200 7000 8500 0.2367
NCL6/32V/P6 32 62 18 1.1 0.6 53400 56200 7000 8500 0.2367
NUP45622 32 75 20 1.1 1.1 50000 44300     0.41125
35 F-45226 35 62 19 1 0.6 50000 53000 2750 5500 0.21513
R356219 35 62 19 1 0.6 50000 53000 2750 5500 0.21513
N207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.294
NF207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.3015
NJ207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2995
NJ207E 35 72 17 1.1 0.6 50200 50100 7800 9200 0.3263
NU207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2913
NUP207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.32451
NU2207E 35 72 23 1.1 0.6 61600 65200 2200 4300 0.4186
NJ2207E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4296
NUP2207E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4444
N307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4576
NF307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4736
NJ307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4806
NJ307/C3 35 80 21 1.5 1.1 46400 43000 1700 3400 0.48365
NJ307E 35 80 21 1.8 1.3 66500 65300 6600 7900 0.4872
NJ307EV/C4YA 35 80 21 1.5 1.1 78400 81000 6100 7400 0.5015
C3G42307EK 35 80 21 1.8 1.3 66500 65300 7700 9200 0.4872
NU307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4676
NU307EV1 35 80 21 1.5 1.1 71000 71000 6600 7900 0.51243
NUP307E 35 80 21 1.5 1.1 66500 65300 6600 7900 0.5234
NUP307EN 35 80 21 1.5 1.1 66500 65300 6600 7900 0.5371
NUP307EV 35 80 21 1.5 1.1 77500 79800 6600 7900 0.5139
NUP307EV/C3 35 80 21 1.5 1.1 77500 79800 6600 7900 0.5139
510148 35 80 23 1.1 0.6 65750 77600 6600 7900 0.571
NJ2307E 35 80 31 1.5 1.1 93000 100500 6600 7900 0.784
NU2307EV4 35 80 31 1.5 1.1 99000 109000 6600 7900 0.76425
NUP2207X1V/C9YB 35 90 23 1.1 0.6 89600 93600     0.799
40 N208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3708
NF208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3838
NJ208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3973
NU208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3758
NUP208 40 80 18 1.1 0.6 43700 42900 7300 8700 0.3985
NUP208/P6 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3986
NU2208E 40 80 23 1.1 1.1 72300 77600 2000 3800 0.51782
NJ2208E 40 80 23 1.1 1.1 72300 77600 6600 7900 0.53082
NJ2208E.TVP3.C3 40 80 23 1.1 1.1 70600 75200 2000 3800 0.48967
NJ2208EV 40 80 23 1.1 1.1 84700 95100 6100 7400 0.5116
N308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6365
NF308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6699
NF308M/P6 40 90 23 1.5 1.5 58600 56900 6600 7900 0.7199
NJ308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6793
NJ308ETN1 40 90 23 1.5 1.5 83200 81500 1500 3000 0.6635
NJ308/C3 40 90 23 1.5 1.5 58600 56900 1500 3000 0.6793
NU308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6661
NUP308E 40 90 23 1.5 1.5 82200 80300 6100 7400 0.696
NUP308N 40 90 23 1.5 1.5 58600 56900 6600 7900 0.72078
NUP308EN 40 90 23 1.5 1.5 82200 80300 6100 7400 0.7254
NUP308ENV 40 90 23 1.5 1.5 97200 101000 5900 7000 0.7025
NJ2308E 40 90 33 1.5 1.5 113200 121100 5900 7000 1.037
NJ2308E.TVP3 40 90 33 1.5 1.5 121000 140700 1500 3000 0.95869
NUP2308E 40 90 33 1.5 1.5 121000 140700 1500 3000 1.061
45 N209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4188
NF209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4367
NF209/C3 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4367
NF209E 45 85 19 1.1 1.1 63000 66400 6600 7900 0.47644
NJ209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4459
NJ209E 45 85 19 1.1 1.1 63000 66400 6600 7900 0.42995
NJ209ECP 45 85 19 1.1 1.1 63000 66400 7100 8500 0.42995
NJ209ETN1/C3 45 85 19 1.1 1.1 63000 66400 7100 8500  
NU209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.434
NUP2209E 45 85 23 1.1 1.1 76000 84500 6600 7900 0.59384
NUP2209EN 45 85 23 1.1 1.1 76000 84500 6600 7900 0.58764
N309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8239
NF309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8684
NF309M/P6 45 100 25 1.5 1.5 72900 69900 5900 7000 0.70829
NJ309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8749
NJ309E 45 100 25 1.5 1.5 99200 101000 5000 6000 0.9756
NU309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8518
NU309E 45 100 25 1.5 1.5 99200 101000 5000 6000 0.9799
NUP309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8944
NUP309N 45 100 25 1.5 1.5 72900 69900 5900 7000 0.91
NUP309NR 45 100 25 1.5 1.5 72900 69900 5900 7000 0.91477
NUP309EN 45 100 25 1.5 1.5 99200 101000 5000 6000 0.9811
NUP309ENV/C3 45 100 25 1.5 1.5 110500 116100 4500 5300 0.97417
NUP309ENTN1 45 100 25 1.5 1.5 99200 101000 5000 6000 0.904
NJ2309E 45 100 36 1.5 1.5 138800 155700 5000 6000 1.38761
NU2309E 45 100 36 1.5 1.5 138800 155700 5000 6000 1.35761
50 N210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4752
NF210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4982
NF210C3 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4982
NF210E 50 90 20 1.1 1.1 65900 71800 6200 7300 0.5312
NJ210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4864
NJ210E 50 90 20 1.1 1.1 65900 71800 6600 7900 0.5302
NJ210ETN/C3 50 90 20 1.1 1.1 65900 71800 6200 7300 0.4832
NU210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210/P6 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210ETN/C3 50 90 20 1.1 1.1 65900 71800 6200 7900 0.4682
NUP210EN 50 90 20 1.1 1.1 65900 71800 6200 7900 0.5242
NUP210E 50 90 20 1.1 1.1 65900 71800 6200 7900 0.5262
NU2210ETN/C3 50 90 23 1.1 1.1 79500 91500 6200 7300 0.5497
NJ2210ETN1 50 90 23 1.1 1.1 79500 91500 1700 3300 0.5647
NJ2210E.TVP3.C3 50 90 23 1.1 1.1 77600 88600 1700 3300 0.568
NJ2210E.TVP3 50 90 23 1.1 1.1 77600 88600 1700 3300 0.568
NUP2210E 50 90 23 1.1 1.1 79500 91500 6200 7300 0.6366
N310 50 110 27 2 2 88900 88800 5400 6300 1.0941
NF310 50 110 27 2 2 88900 88800 5400 6300 1.1012
NJ310 50 110 27 2 2 88900 88800 5400 6300 1.148
NJ310E 50 110 27 2 2 112100 116000 5000 6000 1.27325
NJ310N 50 110 27 2 2 88900 88800 5400 6300 1.153
NU310 50 110 27 2 2 88900 88800 5400 6300 1.1256
NUP310 50 110 27 2 2 88900 88800 5400 6300 1.2
NUP310NV 50 110 27 2 2 128200 144700 5400 6300 1.208
NUP310ENV/C3 50 110 27 2 2 128200 144700 5000 6000 1.208
NCL310 50 110 27 2 2 111300 122300 5400 6300 1.17
N410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
NJ410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
55 N211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6213
NF211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6537
NF211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.766
NJ211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6451
NJ211/C3 55 100 21 1.5 1.1 50200 32000 6000 7100 0.6451
NJ211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.6616
NJ211ECP 55 100 21 1.5 1.1 86100 98700 5400 6500 0.6616
NU211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6301
NU211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.7185
NUP211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6447
NUP211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.7606
NJ2211E 55 100 25 1.5 1.1 101200 121500 1500 3000 0.8936
NJ2211E/C3 55 100 25 2 1.1 101200 121500 5400 6500 0.8936
NUP2211EN/C3 55 100 25 1.5 1.1 101200 121500 5400 6500 0.8924
NF311E 55 120 29 2 2 138100 144300 4500 5300 1.60325
NF311E/C3 55 120 29 2 2 140500 147600 4500 5300 1.60145
NJ311E 55 120 29 2 2 138100 144300 4500 5300 1.637
NUP311EN 55 120 29 2 2 140500 147600 4500 5300 1.6676
NUP311ENV/C3 55 120 29 2 2 153800 165700 4500 5300 1.5923
60 N212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8216
NJ212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8361
NJ212E 60 110 22 1.5 1.5 96200 105600 5000 6000 0.9075
NU212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8222
NU212ETN1/C3 60 110 22 1.5 1.5 96200 105600 5000 6000 0.79458
NUP212E 60 110 22 1.5 1.5 96200 105600 5000 6000 0.92947
NF312 60 130 31 2.1 2.1 124800 127800 4500 5400 1.869
NF312E 60 130 31 2.1 2.1 153100 162100 4100 4900 2.0267
NF312E/C3 60 130 31 2.1 2.1 153500 164600 4100 4900 2.0267
NU312E 60 130 31 2.1 2.1 135900 96000 4100 4900 1.99332
NJ312E 60 130 31 2.1 2.1 153100 162100 4100 4900 2.035
NUP312ENV/C3 60 130 31 2.1 2.1 185400 195200 4100 4900 1.892
N2312E 60 130 46 2.1 2.1 225500 266700 4200 5000 2.9921
NJ2312E 60 130 46 2.1 2.1 225500 266700 4200 5000 2.9822
65 N213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.19
NF213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.205
NJ213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.22
NJ213E 65 120 23 1.5 1.5 109900 122300 4500 5400 1.14046
NU213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.204
NUP213E 65 120 23 1.5 1.5 109900 122300 5000 6000 1.16646
NUP213EN/C4 65 120 23 1.5 1.5 109900 122300 4500 5400 1.16646
NU313E 65 140 33 2.1 2.1 182800 194800 4000 4700 2.3738
NJ313E 65 140 33 2.1 2.1 182800 195300 4000 4700 2.23005
NJ313E/C2 65 140 33 2 2 182800 194800 4000 4700 2.4228
NUP313ENV 65 140 33 2.1 2.1 212900 244900 4000 4700 2.2
70 N214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1377
NF214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1734
NF214E/C3 70 125 24 1.5 1.5 123600 144500 4800 5700 1.27412
NF214E/YB2 70 125 24 4.3 1.5 121000 140700 4500 5400 1.27412
NJ214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.203
NJ214E 70 125 24 1.5 1.5 121000 140700 4500 5400 1.27262
NU214 70 125 24 1.5 1.5 82100 93500 4800 5700 0.845
NUP214E 70 125 24 1.5 1.5 121000 140700 4500 5400 1.306
NF314E 70 150 35 2.1 2.1 207100 226000 3700 4400 2.989
NU314E 70 150 35 2.1 2.1 207100 226000 3700 4400 2.94617
NJ314E 70 150 35 2.1 2.1 207100 226000 3700 4400 3.00217
NJ314E/C9 70 150 35 2.1 2.1 207100 226000 3700 4400 3.00217
NUP314ENV/C4 70 150 35 2.1 2.1 236300 253300 3700 4400 3.02202
NJ2314VH 70 150 51 2.1 2.1 335000 455000 3700 4400 4.3467
75 N215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2043
NF215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2403
NJ215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2489
NU215 75 130 25 1.5 1.5 95100 108900 4500 5400 1.2178
NU215E 75 130 25 1.5 1.5 132200 160500 4200 5000 1.3242
80 N216 80 140 26 2 2 118600 141600 4200 5000 1.72
NJ216 80 140 26 2 2 108500 125900 4200 5000 1.79
NU216 80 140 26 2 2 118600 141600 4200 5000 1.75
85 NJ217 85 150 28 2 2 122800 144000 4000 4700 2.17

Understanding the Different Types of Bearings

When you are looking for a bearing, you have many options to choose from. This article will explain the various types, functions, and working principles of different types of bearings. Once you understand the basic components, you can make an informed decision about which one to buy. Here’s an overview of some of the most common types. Learn more about each type below! Read on to learn about the differences between these different types of bearings! Posted in Articles

Functions

bearing
Bearings serve as an integral part of a mechanical device. These devices help transfer torque from one part of a structure to another. These mechanisms increase the efficiency of a shaft by increasing its life. However, the functions of bearings depend on the application of the structure. Among other functions, bearings provide support to shafts. Anti-friction bearings come in two types: ball and roller bearings. These components have line and point contact, which is the most common type. Archimedes’s principle states that the force is equal to the weight of the fluid that is being displaced. Bearings can transfer lateral loads to a substructure.
A bearing has two primary functions. The first is to prevent direct metal-to-metal contact. A bearing prevents friction, heat generation, and wear and tear of components. A bearing also reduces energy consumption. Its other purpose is to guide and support a rotating body. In addition to these functions, bearings can also reduce wear and tear on a machine. As a result, they are among the most widely used machines in the world.
Seals are a major component of a bearing. They prevent foreign materials from entering and lubricating the moving parts. The design of seal lips determines their effectiveness. Fuel economy regulations and CO2 emissions regulations are pushing the demand for low-friction bearings. However, high-performance seals do not always provide high-performance. As a result, current estimations of the friction in bearings depend on trial and error methods.
Another important function of bearings is that they transfer the load of a rotating component to its housing. This load can be axial or radial. Bearings also limit movement to predefined directions. Some types of rolling element bearings have balls or cylinders inside. These bearings are less frictional than sliding ones, thus they allow parts to move freely during rotation. These parts can then be used for various applications. So, bearings are an integral part of machines.

Types

The most common type of bearing is a plain bearing. It uses surfaces in rubbing contact to transmit movement from one part to another. These bearings may be discrete or may consist of a hole in a metal sleeve or a planar surface bearing another part. Some plain bearings are flanged, while others are made of a sleeve with a flange at one end. These bearings often give acceptable accuracy and life, but they are expensive and cannot be used in large scale applications.
Radial bearings are used when there is a need for high-speed or corrosive parts. This type of bearing also serves as a support in an intermediate situation. Its two components are called the base and the cover. The base and cover are connected and are arranged parallel to the main axis. This type of bearing is used in steady-state and axial motion applications. The radial bearings are also used when the shafts are long.
Angular contact bearings are another type of bearing. These are easy to install and require minimal maintenance. Their races are displaced along the axis. They are also better at handling axial loads and transferring them to the housing. These types of bearings are commonly used in pumps, automobiles, and high-speed applications. If you are looking for an affordable, reliable bearing, look no further than the angular contact bearing.
Another type of bearing is a self-lubricating bushing. These are lightweight and wear-resistant. Unlike the other types of bearing, they do not require any lubrication or maintenance. In fact, some are completely maintenance-free. But if you’re worried about maintenance, this type of bearing may be a good choice. There are many benefits of using self-lubricating bushings. It is also a good option for applications where your machine is exposed to extreme temperatures.

Working principle

bearing
A bearing has two primary functions: support and load transfer. In engineering applications, the bearing tends to push the load in the direction of the shaft. A radial load pushes the bearing downward and a thrust load pushes it sideways. Both types of load transfer are important in a variety of applications. The working principle of each type is described below. Listed below are the main uses for each type of bearing.
A plain bearing uses a PTFE liner on the interface of two moving parts. The PTFE liner acts as a lubricant and may be filtered to alter its friction. The journal bearing uses the motion of the journal to force fluid into the gap between two moving parts. This results in a small amount of play in the bearing. This play is acceptable for most applications. A ball bearing may have a maximum play of 2 mm for a ten-millimeter shaft.
The primary function of a bearing is to assist in rotation and to reduce mechanical friction between the two objects. A bearing may be installed as a separate device or as an integral part of a machine. For more complex applications, bearings are very precise components requiring the highest standards of technology. For this reason, it is important to understand the working principle of bearings. The next time you need to lift or slide a heavy object, consider a bearing.
Ball bearings are a common type of ball bearing and can be found in industrial machinery and automobiles. Their unique structure helps them support less weight. This is because they are comprised of two rings – an inner race and an outer race. The balls themselves have a small area of contact and transfer axial loads in one direction. A cage surrounds the balls and prevents them from colliding. This makes ball bearings a popular choice for many applications.

Sealing system

A bearing’s seals are vital for the operation of rolling and rotating components. These systems enable rotation and linear movement while limiting friction and dispersing stress. Without the proper seals, these components could face catastrophic failure. In addition to protecting the bearing from external forces, seals help retain lubricant inside the system and prevent harmful particles from entering the gap. A seal’s lubrication helps prevent the onset of mechanical damage and prolongs the life of the bearing.
A bearing seal is made up of two parts: the inner sealing element and the outer sealing element. A passageway runs through the bearing assembly to the outer seal element. A hydraulic press or pneumatic jack is recommended for installing the seal. These tools are effective in reducing deformation and improving seal installation quality. When fitting the seal, ensure that the tool does not hit the seal directly. A proper adopter will distribute the load uniformly across the seal.
The seal’s efficiency depends on its gap. A four-inch shaft seal can flow 0.5 standard cubic feet per minute. A seal’s efficiency is highly dependent on the gap size. The gap size is a cube of the flow through the system. A smaller gap size allows high flow and pressure but less leakage. If both surfaces of the seal have similar pressures and flow rates, the seal is efficient. However, a small gap reduces the pressures and reduces wear.
Mechanical seals have numerous advantages, including their ability to protect against contaminants and splashing liquids. Labyrinth seals are the first line of defense against leaks. They operate without friction. Their high level of sealing efficiency helps ensure that the bearing remains operational for long. This type of seal is made from metal plates and is designed for a wide temperature range and misalignment. Its advantages include being easy to install and offering 100% sealing efficiency.

Maintenance

bearing
Bearing maintenance is critical to ensuring that your bearings keep operating at their peak performance. Proper maintenance will improve bearing life, reduce downtime and increase productivity while reducing costs. Here is an 8-point checklist to optimize your bearings and make them last longer. To optimize their performance, you should follow these steps regularly. In case a bearing does not last long, you should replace it as soon as possible. Listed below are some tips to ensure proper maintenance.
The first step is to determine how often your bearings require lubrication. Some manufacturers recommend that you lubricate them weekly, but this can do more harm than good. Instead, use ultrasound to measure the level of friction and trend its levels. This way, you will know exactly when to grease your bearings. It’s also important to check how often they should be inspected and calibrated. A professional can provide guidance on proper maintenance.
Next, inspect your bearings for cracks and scratches. You should never install a bearing that has been dropped or scratched. Even a small crack will affect the performance of the bearing and could lead to its premature failure. A proper alignment is essential for the bearing to function properly. Make sure you have the correct tools to perform this task. These tools can help you reduce manual work and promote safe bearing maintenance. You should also ensure that the shaft and housing are clean and undamaged.
Proper maintenance can prolong bearing service life. Proper lubrication, mounting, inspection, basic condition monitoring, and dismounting can extend their life. Proper maintenance extends their lifespan and improves plant productivity. While bearings are essential for machinery, you should make sure you follow the proper safety procedures every time you work with them. These tips will also help prevent accidents and maintain your machine’s efficiency. Once you’ve followed these guidelines, you can safely inspect your bearings and ensure that they’re operating at their optimum capacity.

China NSK NTN Timken Koyo Hch Zwz Lyc Hrb Nj312ew Nj312e Nj312em Nj312ew Nj314ew Nj314e Nj314em Nj314ew Cylindrical Roller Bearing double row ball bearingChina NSK NTN Timken Koyo Hch Zwz Lyc Hrb Nj312ew Nj312e Nj312em Nj312ew Nj314ew Nj314e Nj314em Nj314ew Cylindrical Roller Bearing double row ball bearing
editor by czh 2022-11-28