Product Description

 

Product Description

Product Description

Cylindrical Roller Berings

In bearings of Cylindrical Roller Berings the cylindrical rollers are in linear contact with the raceways. They have a high radial load capacity and are suitable for high speeds.

Cylindrical roller bearings, in which either the inner or outer rings has 2 CZPT and the other ring has one, are capable of taking some axial load in 1 direction Double-row cylindrical roller bearings have high radial rigidity and are used primarily for precision machine tools. Some cylindrical roller bearings have no CZPT on either the inner or outer ring, so the rings can move axially relative to each other. These can be used as free-end bearings.

There are different types designated as NU, NJ, NUP, N, NF (for single-row cylindrical roller bearings), NNU, and NN (for double-row cylindrical roller bearings depending on the design or absence of side ribs). The outer and inner rings of all types are separable .

Cylindrical Roller Berings Sprecification
NU2316EM 32616EH N2316EM NF2316EM NJ2316EM NUP2316EM

mm   6.4kg

Product Parameters

Main items
 

Bearing NO. (mm) Bearing No. (mm)
ITEM NO. OLD ITEM d D B Item no. Old item d D B
N202 2202 15 35 11 NUP205 92205 25 52 15
NF202 12202 15 35 11 RN205 557105 25 15
NU202 32202 15 35 11 RNU205 292205 52 15
NJ202 42202 15 35 11 N2205 2505 25 52 18
RN202 557102 15 11 N2205 2505 25 52 18
RNU202 292202 35 11 NUP2205NV E192505K 25 52 18
N203 2203 17 40 12 LRN605/YA 922205 52 15
NF203 12203 17 40 12          
NU203 32203 17 40 12 N305 2305 25 62 17
NJ203 42203 17 40 12 NU305 32305 25 62 17
RN203 557103 17 12 NJ305 42305 25 62 17
RNU203 292203 40 12 NUP305 92305 25 62 17
N204 2204 20 47 14 RN305 557105 25 17
NF204 12204 20 47 14 NF305 12305 25 62 17
NU204 32204 20 47 14 RNU305 292305 62 17
NJ204 42204 20 47 14 NCL2305 102605 25 62 24
NUP204 92204 20 47 14          
RN204 557104 20 14 N206 2206 30 62 16
RNU204 292204 47 14 NF206 12206 30 62 16
RN-V604ENV/P6 E392704K 55 20 NU206 32206 30 62 16
          NJ206 42206 30 62 16
N304 2304 20 52 15 NUP206 92206 30 62 16
NF304 12304 20 52 15 RN206 557106 30 16
NU304 32304 20 52 15 RUN206 292206 62 16
NJ304 42304 20 52 15 NCL206 157106 30 62 16
NUP304 92304 20 52 15          
RN304 557104 20 15 N306 2306 30 72 19
RNU304 292304 52 15 NF306 12306 30 72 19
          NU306 32306 30 72 19
N205 2205 25 52 15 NJ306 42306 30 72 19
NF205 12205 25 52 15 NUP306 92306 30 72 19
NU205 32205 25 52 15 RN306 557106 30 19
NJ205 42205 25 52 15          

Shaft Bearing Designation Boundary Dimensions (mm) Basic LoadRatings (N) Limiting Speeds (rpm) Weight (Approx.)
diameter(mm) CurrentDesignation OriginalDesignation d D B rsmin r1smin Cr Dynamic Cor Static Grease Oil (Kg)
16 SZ-4101   16 44 8.3     15700 18000     0. 0571 1
17 N203 2203 17 40 12 0.6 0.3 11400 9100 16000 19000 0.078
NJ203 42203 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 32203 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 2204 20 47 14 1 0.6 15800 13100 13800 16400 0.133
NF204 12204 20 47 14 1 0.6 15800 13100 13800 16400 0.11
NJ204 42204 20 47 14 1.1 0.7 17000 14400 13800 16400 0.14
NU204 32204 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 2304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1447
NJ304 42304 20 52 15 1.1 0.6 21800 17700 11400 13800 0.1575
NU304 32304 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 2205 25 52 15 1 0.6 17000 14900 11400 13800 0.1328
NF205 12205 25 52 15 1 0.6 17000 14900 11400 13800 0.1363
NJ205 42205 25 52 15 1 0.6 17000 14900 11400 13800 0.1484
NJ205E 42205E 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 32205 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 32205E 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 92205 25 52 15 1 0.6 17000 14900 11400 13800 0.1495
NCL205 157105 25 52 15 1 0.6 24600 24300 10600 13100 0.145
N2205 2505 25 52 18 1.1 0.6 24100 23300 10600 13100 0.187
NJ2205 C0G42505 25 52 18 1 1 24100 23300 10600 13100 0.17
NU2205 32505 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 2305 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 12305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2433
NJ305 42305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305/C3 C3G42305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.2458
NJ305E 42305E 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 32305 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 C0G192305 25 62 17 1.1 1.1 29100 25200 9200 11400 0.263
NCL305 157105 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 C4G532605E 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 102605 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 2206 30 62 16 1 0.6 23900 22200 9400 11300 0.2038
N206E 2206E 30 62 16 1 0.6 36800 34400 8900 10500 0.24
NJ206 42206 30 62 16 1 0.6 23900 22200 9400 11300 0.2338
NJ206E C0G42206E 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 32206 30 62 16 1 0.6 23900 22200 9400 11300 0.2113
NU206E 32206E 30 62 16 1 0.6 39100 37300 8900 10500 0.2231
NUP206E 92206E 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 157106 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 2306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3448
NJ306 42306 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 32306K 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 92306 30 72 19 1.1 1.1 35900 31900 7800 9200 0.3695
NFP306 22306K 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 2207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.294
NF207 C0G12207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.3015
NJ207 42207 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 32207 35 72 17 1.1 0.6 31400 28900 8300 9900 0.2913
NUP207 92207 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 92507E 35 72 23 1.1 0.6 61600 65200 6600 7900 0.4444
N307 2307K 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4576
NF307 12307K 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4736
NJ307 42307 35 80 21 1.5 1.1 46400 43000 7700 9200 0.4806
NJ307/C3 C3G42307 35 80 21 1.5 1.1 46400 43000 1700 3400 0.48365
NJ307E C0G42307EK 35 80 21 1.8 1.3 66500 65300 6600 7900 0.4872
NJ307EV/C4YA C4G532307EK 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 32307 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 92307E 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 2208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3708
NF208 12208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3838
NJ208 42208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3973
NU208 32208 40 80 18 1.1 1.1 43700 42900 7300 8700 0.3758
NUP208 92208 40 80 18 1.1 0.6 43700 42900 7300 8700 0.3985
NUP208/P6 E92208 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 42508E 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 2308K 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6365
NF308 12308K 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6699
NF308M/P6 E12308H 40 90 23 1.5 1.5 58600 56900 6600 7900 0.7199
NJ308 42308K 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 32308K 40 90 23 1.5 1.5 58600 56900 6600 7900 0.6661
NUP308E 92308E 40 90 23 1.5 1.5 82200 80300 6100 7400 0.696
NUP308N 192308 40 90 23 1.5 1.5 58600 56900 6600 7900 0.72078
NUP308EN 192308E 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 2209 45 85 19 1.1 1.1 45900 46900 7100 8500 0.4188
NF209 12209 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 42209 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 32209 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 2309K 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8239
NF309 12309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8684
NF309M/P6 E12309H 45 100 25 1.5 1.5 72900 69900 5900 7000 0.70829
NJ309 42309 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 32309K 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 92309 45 100 25 1.5 1.5 72900 69900 5900 7000 0.8944
NUP309N 192309 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 192309E 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 2210 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 C3G12210 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 42210 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 C3G42210EA 50 90 20 1.1 1.1 65900 71800 6200 7300 0.4832
NU210 32210 50 90 20 1.1 1.1 48100 50900 6600 7900 0.4734
NU210/P6 E32210 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 C3G32510EA 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 2310 50 110 27 2 2 88900 88800 5400 6300 1. 0571
NF310 12310 50 110 27 2 2 88900 88800 5400 6300 1.1012
NJ310 42310 50 110 27 2 2 88900 88800 5400 6300 1.148
NJ310E   50 110 27 2 2 112100 116000 5000 6000 1.27325
NJ310N C0G262310K 50 110 27 2 2 88900 88800 5400 6300 1.153
NU310 32310 50 110 27 2 2 88900 88800 5400 6300 1.1256
NUP310 92310 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 157110 50 110 27 2 2 111300 122300 5400 6300 1.17
N410 2410 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
NJ410 42410K 50 130 31 2.1 2.1 132300 127600 5400 6300 2.26
55 N211 2211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6213
NF211 12211 55 100 21 1.5 1.1 57900 62200 6000 7100 0.6537
NF211E 12211E 55 100 21 1.5 1.1 86100 98700 5400 6500 0.766
NJ211 42211 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 32211 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 3G42511E 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 12311E 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 42311E 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 2212 60 110 22 1.5 1.5 71800 79800 5400 6500 0.8216
NJ212 42212 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 32212 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 12312 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 42312E 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 2213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.19
NF213 12213 65 120 23 1.5 1.5 78800 87000 5000 6000 1.205
NJ213 42213 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 32213 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 C4G192213E 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 2214 70 125 24 1.5 1.5 82100 93500 4800 5700 1.1377
NF214 12214 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 42214 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 32214 70 125 24 1.5 1.5 82100 93500 4800 5700 0.845
NUP214E 92214E 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 2215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2043
NF215 12215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2403
NJ215 42215 75 130 25 1.5 1.5 95100 15710 4500 5400 1.2489
NU215 32215 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 2216 80 140 26 2 2 118600 141600 4200 5000 1.72
NJ216 42216 80 140 26 2 2 108500 125900 4200 5000 1.79
NU216 32216 80 140 26 2 2 118600 141600 4200 5000 1.75
85 NJ217 42217 85 150 28 2 2 122800 144000 4000 4700 2.17

 

Company Profile

Company information

JPG Bearingis a comprehensive manufacture and service providers with world’s leading bearing manufacture process and management technique in china. We are selling all kinds of ball and roller bearings products with international standard and technology level of low noise, high load and long life. Welcome to inquiry!
 

Main products

1.Taper roller bearing

2.Deep groove ball bearing

3.cylindrical roller bearing

3.spherical roller bearing

4.linear bearing

5.pillow block bearing

6 OEM all knid of famous brand

7. Non-standard bearing

 

Quality Testing

 

Packaging & Shipping

Packaging:
1. Neutral Package: Plastic Bag + Carton + Pallet;
2. Commercial Package: Plastic Bag + Box + Carton + Pallet;
3. As the clients’ requirement.

Delivery:
1. Less than 1000 pcs , we will send by express. ( Door to Door, Convenient ),
or by air transport. ( Fastest and safest, but expensive )
2. More than 1000pcs , we will send by sea. ( Cheapest, safe )

FAQ

Payment:

1. Less than 1000 pcs , 100% T/T, Western Union in advance.
2. Between 1000-10000pcs, TT, Western Union, MoneyGram.
3. More than 10000pcs , TT, L/C ,Western Union, MoneyGram.
Dealing Process:

Send us inqry———Quotation———–Confirmation for all information———-Proforma Invoice————-Payment———–Shipping goods and documents.
 

After Sales Service

After service

All of our bearings are qualified and manufactured as Chinese Bearing Industry Standard (GB/T 307.2-1995). Any bearing sold has a warranty from us.
To improve our products and service greatly, any feedback of bearings, package, delivery etc would be highly appreciated
In case of any bearing problem, which is caused by bearing quality, package etc, we would like to replace the bearings.
Any other question, feel free to contact us by email.

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Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Medium and Large(120-190mm)
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

tapered roller bearing

What are the Challenges Associated with Thermal Expansion in Tapered Roller Bearings?

Thermal expansion presents several challenges in tapered roller bearings, particularly in industrial and high-speed applications. As the bearing components heat up during operation, they expand, which can impact the bearing’s performance, longevity, and overall operation. Here are the challenges associated with thermal expansion in tapered roller bearings:

  • Internal Clearance Reduction:

As the bearing components heat up, their dimensions increase due to thermal expansion. This reduction in internal clearance can lead to increased friction, higher operating temperatures, and even binding of the rolling elements.

  • Lubrication Concerns:

Thermal expansion can affect the distribution and viscosity of the lubricant within the bearing. If the lubricant thins out due to temperature rise, it may not provide adequate protection against friction and wear, potentially leading to premature failure.

  • Increased Friction and Wear:

With reduced internal clearance and potential changes in lubrication properties, the bearing is more susceptible to increased friction and wear. This can result in accelerated wear of the rolling elements, raceways, and cage.

  • Higher Operating Temperatures:

Thermal expansion contributes to elevated operating temperatures within the bearing assembly. Excessive heat generation can degrade the lubricant, weaken bearing materials, and reduce overall efficiency.

  • Alignment Issues:

Temperature-related expansion can lead to misalignment between bearing components, causing uneven loading and potential damage to the rollers and raceways. This misalignment can also lead to increased vibration and noise.

  • Variability in Fit and Clearance:

Components within the bearing may expand at different rates due to variations in material properties. This can result in changes in fit and clearance between components, affecting the overall stability and performance of the bearing.

  • Impact on Preload:

If a bearing is preloaded to eliminate internal clearance, thermal expansion can significantly affect preload values. This can lead to altered load distribution, increased stress on components, and potential bearing damage.

  • Performance Inconsistencies:

Thermal expansion can introduce inconsistencies in bearing performance, especially during transient operating conditions where temperature changes occur rapidly.

  • Limitations in High-Speed Applications:

In high-speed applications, the rapid temperature rise due to friction and heat generation can exacerbate the challenges of thermal expansion, necessitating careful design and lubrication strategies.

  • Design and Material Considerations:

Manufacturers must carefully consider the materials and design aspects of tapered roller bearings to account for thermal expansion effects. This may involve selecting materials with suitable thermal properties and optimizing internal clearances.

Managing thermal expansion challenges requires a comprehensive approach that involves proper bearing design, lubrication strategies, and monitoring of operating conditions. Addressing these challenges ensures that tapered roller bearings can perform optimally and reliably in various applications.

cylindrical roller bearing

What are the potential challenges or limitations of using cylindrical roller bearings in specific industries?

While cylindrical roller bearings offer numerous advantages, there are also certain challenges and limitations associated with their use in specific industries. Let’s explore some of these potential challenges:

  • High-Speed Applications:

In industries that require high-speed rotating machinery, such as machine tools or centrifugal compressors, the limitations of cylindrical roller bearings become more pronounced. At high speeds, factors like centrifugal forces, increased operating temperatures, and the potential for roller skidding can impact the bearing’s performance. Special design considerations, such as optimized cage designs, precision manufacturing, and proper lubrication, are necessary to overcome these challenges and ensure reliable operation at high speeds.

  • High-Temperature Environments:

In industries like steel production, glass manufacturing, or certain types of furnaces, the operating temperatures can exceed the limits of standard cylindrical roller bearings. High temperatures can cause dimensional changes, affect the lubricant properties, and lead to accelerated wear or premature failure of the bearing components. To address this limitation, specialized high-temperature bearings with heat-resistant materials, advanced lubrication systems, and appropriate sealing mechanisms are required.

  • Heavy Load and Shock Loads:

Industries involving heavy machinery, such as construction, mining, or material handling, often subject cylindrical roller bearings to extremely heavy loads or sudden shock loads. These conditions can lead to increased stress, fatigue, or even permanent deformation of the bearing components. To overcome these challenges, bearings with higher load-carrying capacities, robust designs, and enhanced fatigue resistance are necessary. Additionally, proper maintenance practices and regular monitoring are crucial to detect any signs of excessive load or potential failure.

  • Contamination and Harsh Environments:

In industries characterized by harsh operating environments, such as agriculture, forestry, or automotive manufacturing, cylindrical roller bearings can face challenges related to contamination, moisture, or exposure to abrasive particles. Contaminants can accelerate wear, cause damage to the bearing surfaces, or impair the lubrication effectiveness. Sealing solutions, effective maintenance practices, and the selection of appropriate bearing materials are essential to mitigate these challenges and ensure reliable performance in such environments.

  • Space Limitations:

In certain industries like aerospace or robotics, where space is limited and compact designs are required, the size and dimensions of cylindrical roller bearings can pose challenges. Finding suitable bearing sizes that meet the specific space constraints while still fulfilling the load and performance requirements can be a limitation. In such cases, alternative bearing types or customized bearing solutions may be explored to overcome the space limitations.

It’s important to note that while there may be challenges or limitations associated with using cylindrical roller bearings in specific industries, advancements in bearing technology, materials, and design continue to address and overcome many of these limitations. Consulting with bearing manufacturers, considering application-specific requirements, and implementing appropriate maintenance practices can help mitigate these challenges and ensure the successful use of cylindrical roller bearings in a wide range of industries.

cylindrical roller bearing

How do cylindrical roller bearings differ from other types of roller bearings?

Cylindrical roller bearings possess distinct characteristics that set them apart from other types of roller bearings. Let’s examine the key differences between cylindrical roller bearings and other common roller bearing types:

  • Design and Structure:

Cylindrical roller bearings feature cylindrical rollers that have a high length-to-diameter ratio. This design allows them to accommodate high radial loads and moderate thrust loads. In contrast, other types of roller bearings, such as spherical roller bearings or tapered roller bearings, have different roller shapes and configurations tailored for specific load and application requirements.

  • Load Capacity:

Cylindrical roller bearings excel in handling radial loads. Their cylindrical roller arrangement and large contact area with the raceways enable them to distribute loads evenly along the rollers’ length. This characteristic makes cylindrical roller bearings suitable for applications where the primary load is radial. In comparison, other roller bearing types may be better suited for applications with different load orientations or combinations of radial and axial loads.

  • Thrust Load Capability:

While cylindrical roller bearings can accommodate moderate axial loads, they are primarily designed for radial load-carrying capacity. On the other hand, thrust roller bearings, such as spherical roller thrust bearings or tapered roller thrust bearings, are specifically designed to handle predominantly axial loads. These thrust bearings have different roller arrangements and structures optimized for axial load resistance.

  • Internal Clearance:

Cylindrical roller bearings offer a range of internal clearances, which is the space between the rolling elements and raceways when no external load is applied. The internal clearance affects factors such as running accuracy, thermal expansion, and the ability to accommodate misalignment or axial displacement. In contrast, other roller bearing types may have different clearance options or incorporate specific features, such as preloading, to optimize performance in their respective applications.

  • Application Diversity:

Cylindrical roller bearings find extensive use in various machinery applications, including electric motors, gearboxes, pumps, and compressors. However, other roller bearing types have their own advantages and are commonly employed in specific industries or applications. For instance, needle roller bearings are suitable for applications with limited radial space, while crossed roller bearings are commonly used in precision machinery that requires high positioning accuracy.

  • Operating Speed:

Cylindrical roller bearings can operate at high speeds, depending on their design and internal clearance. Manufacturers provide speed ratings and guidelines to ensure proper selection and operation within the bearing’s speed limits. Other roller bearing types may have different speed capabilities based on their specific design features, such as the shape of the rollers, cage design, or lubrication requirements.

Understanding the differences between cylindrical roller bearings and other types of roller bearings is crucial for selecting the appropriate bearing for a given application. Factors such as load requirements, load orientation, speed, space limitations, and environmental conditions should be carefully considered to ensure optimal bearing performance and longevity.

China supplier Roller Bearings Nu 2316 32616 N2316 NF2316/Nj2316 Nup 2316 Cylindrical Roller Bearing   with Best SalesChina supplier Roller Bearings Nu 2316 32616 N2316 NF2316/Nj2316 Nup 2316 Cylindrical Roller Bearing   with Best Sales
editor by CX 2024-04-12