Cylindrical Roller Bearing Size Chart​ in MM: Single Row, Double Row and Four Row

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Updated on: 2nd Jun,2026

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Table of Contents

Looking for a Bearing Manufacturer?

BKZ Industry offers reliable solutions for all your bearing needs.

If you are a purchaser of cylindrical roller bearings, you may want to confirm the bearing size, check the bearing number, or see whether the bearing can fit your application.

That is why I put this cylindrical roller bearing size chart here. You can check common cylindrical roller bearing types, bearing numbers, bore diameter, outside diameter, width, load ratings, limiting speed, and other related dimensions.

This can help you compare sizes, check possible replacement models, and prepare your inquiry before purchasing.

Please note that this cylindrical roller bearing size chart is only for reference. For actual applications, you still need to confirm the bearing size, structure, clearance, precision, load capacity, and working conditions with the manufacturer before placing an order.

If you need to buy cylindrical roller bearings in bulk, you can contact BKZ Industry. With 15 years of bearing manufacturing experience, BKZ Industry can help you confirm the right bearing size, check equivalent models, and provide standard or customized cylindrical roller bearing solutions.

Now, let’s check the size chart in mm for single row, double row, and four-row cylindrical roller bearings.

Since the size chart is very long, you can press Ctrl + F on Windows or Cmd + F on Mac, then enter the bearing number or bearing size to find the model you need quickly.

Also Read: Tapered Roller Bearing Size Chart in mm: Single Row, Double Row, and Four Row Sizes

Part 1. Single Row Cylindrical Roller Bearing Size Chart

NU, NJ, NUP series

NU Type Bearing NumberNJ Type Bearing NumberNUP Type Bearing NumberBore Diameter d (mm)Outside Diameter D (mm)Bearing Width B (mm)Basic Dynamic Load Rating Cr (kN)Basic Static Load Rating Cor (kN)Limiting Speed with Grease Lubrication (r/min)Limiting Speed with Oil Lubrication (r/min)Approximate Mass W (kg)
NU 202NJ 2021535117.985.51500019000
NU 203NJ 203NUP 2031740129.1271400018000
NU 303NJ 30317471412.810.813000170000.147
NU 100420421210.59.213000170000.09
NU 204 ENJ 204 ENUP 204 E20471425.82412000160000.117
NU 2204 ENJ 2204 ENUP 2204 E20471830.83012000160000.149
NU 304 ENJ 304 ENUP 304 E2052152925.511000150000.155
NU 2304 ENJ 2304 ENUP 2304 E20522139.237.510000140000.216
NU 10052547121110.211000150000.1
NU 205 ENJ 205 ENUP 205 E25521527.526.811000140000.14
NU 2205 ENJ 2205 ENUP 2205 E25521832.833.811000140000.168
NU 305 ENJ 305 ENUP 305 E25621738.535.89000120000.251
NU 2305 ENJ 2305 ENUP 2305 E25622453.254.59000120000.355
NU 10063055131312.89500120000.12
NU 206 ENJ 206 ENUP 206 E3062163635.58500110000.214
NU 2206 ENJ 2206 ENUP 2206 E30622045.5488500110000.268
NU 306 ENJ 306 ENUP 306 E30721949.248.28000100000.377
NU 2306 ENJ 2306 ENUP 2306 E3072277075.58000100000.538
NU 406NJ 406NUP 40630902357.253700090000.73
NU 100735621419.518.88500110000.16
NU 207 ENJ 207 ENUP 207 E35721746.548750095000.311
NU 2207 ENJ 2207 ENUP 2207 E35722357.563.7750095000.414
NU 307 ENJ 307 ENUP 307 E3580216263.2700090000.505
NU 2307 ENJ 2307 ENUP 2307 E35803187.598.2700090000.738
NU 407NJ 407NUP 407351002570.868.2600075000.94
NU 1008NJ 100840681521.222750095000.22
NU 208 ENJ 208 ENUP 208 E40801851.553700090000.394
NU 2208 ENJ 2208 ENUP 2208 E40802367.575.2700090000.507
NU 308 ENJ 308NUP 308 E40902376.877.8630080000.68
NU 2308 ENJ 2308 ENUP 2308 E409033105118630080000.974
NU 408NJ 408NUP 408401102790.589.8560070001.25
NU 1009NJ 100945751623.523.8650085000.26
NU 209 ENJ 209 ENUP 209 E45851958.563.8630080000.45
NU 2209 ENJ 2209 ENUP 2209 E4585237182630080000.55
NU 309 ENJ 309 ENUP 309 E45100259398560070000.93
NU 2309 ENJ 2309 ENUP 2309 E4510036130152560070001.34
NU 409NJ 409 ENUP 4094512029102100500063001.8
NU 1010NJ 10105080162527.5630080000.505
NU 210 ENJ 210 ENUP 210 E50902061.269.2600075000.59
NU 2210 ENJ 2210 ENUP 2210 E50902374.288.8600075000.59
NU 310 ENJ 310 ENUP 310 E5011027105112530067001.2
NU 2310 ENJ 2310 ENUP 2310 E5011040155185530067001.79
NU 410NJ 410NUP 4105013031120120480060002.3
NU 1011NJ 101155901835.840560070000.45
NU 211 ENJ 211 ENUP 211 E551002190.295.5530067000.68
NU 2211 ENJ 2211 ENUP 2211 E551002598.4118530067000.81
NU 311 ENJ 311 ENUP 311 E5512029128138480060001.53
NU 2311 ENJ 2311 ENUP 2311 E5512043190228480060002.28
NU 411NJ 411NUP 4115514033128132430053002.8
NU 1012NJ 101260951838.545530067000.48
NU 212 ENJ 212 ENUP 212 E601102289.8102500063000.86
NU 2212 ENJ 2212 ENUP 2212 E6011028122152500063001.12
NU 312 ENJ 312 ENUP 312 E6013031142155450056001.87
NU 2312 ENJ 2312 ENUP 2312 E6013046212262450056002.81
NU 412NJ 412NUP 4126015035155162400050003.4
NU 1013NJ 101365100183946.5480060000.51
NU 213 ENJ 213 ENUP 213 E6512023102118450056001.08
NU 2213 ENJ 2213 ENUP 2213 E6512031142180450056001.48
NU 313 ENJ 313 ENUP 313 E6514033170188400050002.31
NU 2313 ENJ 2313 ENUP 2313 E6514048235285400050003.34
NU 413NJ 413NUP 4136516037170178380048004
NU 1014NJ 1014701102047.557480060000.71
NU 214 ENJ 214 ENUP 214 E7012524112135430053001.2
NU 2214 ENJ 2214 ENUP 2214 E7012531148192430053001.56
NU 314 ENJ 314 ENUP 314 E7015035195228380048002.63
NU 2314 ENJ 2314 ENUP 2314 E7015051260320380048004.1
NU 414NJ 414NUP 4147018042215232340043005.9
NU 1015NJ 1015751152051.561.2450056000.74
NU 215 ENJ 215 ENUP 215 E7513025125155400050001.32
NU 2215 ENJ 2215 ENUP 2215 E7513031155205400050001.64
NU 315 ENJ 315 ENUP 315 E7516037228260360045003.43
NU 2315 ENJ 2315 ENUP 2315 E7516055245308360045005.4
NU 415NJ 415NUP 4157519045250272320040007.1
NU 1016NJ 1016801252259.277.8430053001
NU 216 ENJ 216 ENUP 216 E8014026132165380048001.58
NU 2216 ENJ 2216 ENUP 2216 E8014033178242380048002.05
NU 316 ENJ 316 ENUP 316 E8017039245282340043004.05
NU 2316NJ 2316NUP 23168017058258328340043006.4
NU 416NJ 416NUP 4168020048285315300038008.3
NU 1017NJ 1017851302264.581.6400050001.05
NU 217 ENJ 217 ENUP 217 E8515028158192360045002
NU 2217 ENJ 2217 ENUP 2217 E8515036205272360045002.58
NU 317 ENJ 317 ENUP 317 E8518041280332320040004.82
NU 2317NJ 2317NUP 23178518060295380320040007.4
NU 417NJ 417NUP 4178521052312345280036009.8
NU 1018NJ 101890140247494.8380048001.36
NU 218 ENJ 218 ENUP 218 E9016030172215340043002.44
NU 2218 ENJ 2218 ENUP 2218 E9016040230312340043003.26
NU 318 ENJ 318 ENUP 318 E9019043298348300038005.59
NU 2318NJ 2318NUP 23189019064310385300038008.4
NU 418NJ 418NUP 41890225543523922400320011
NU 1019NJ 1019951452475.598.5360045001.4
NU 219 ENJ 219 ENUP 219 E9517032208262320040002.96
NU 2219 ENJ 2219 ENUP 2219 E9517043275368320040003.97
NU 319 ENJ 319 ENUP 319 E9520045315380280036006.52
NU 2319NJ 2319NUP 231995200673705002800360010.4
NU 419NJ 419NUP 41995240553784283000300014
NU 1020NJ 10201001502478102340043001.5
NU 220 ENJ 220 ENUP 220 E10018034235302300038003.58
NU 2220 ENJ 2220 ENUP 2220 E10018046318440300038004.86
NU 320 ENJ 320 ENUP 320 E10021547365425260032007.89
NU 2320NJ 2320NUP 2320100215734155582600320013.5
NU 420NJ 420NUP 420100250584184802000280016
NU 1021NJ 10211051602691.5122320040001.9
NU 221NJ 221NUP 22110519036185235280036004
NU 321NJ 321NUP 3211052254932239222003000
NU 421NJ 421NUP 4211052606050860219002600
NU 1022NJ 102211017028115155300038002.3
NU 222 ENJ 222 ENUP 222 E11020038278360260034005.02
NU 2222 ENJ 2222 ENUP 2222 E11020053318445260034007.5
NU 322NJ 322NUP 322110240503524822000280011
NU 2322NJ 2322NUP 2322110240805357402000280017.5
NU 422NJ 422NUP 422110280655156021800240022
NU 1024NJ 102412018028130168260034002.96
NU 224 ENJ 224 ENUP 224 E12021540322422220030006.11
NU 2224NJ 2224NUP 222412021558345522220030009.5
NU 324NJ 324NUP 324120260554405521900260014
NU 2324NJ 2324NUP 2324120260866328681900260022.5
NU 424NJ 424NUP 424120310726427721700220030
NU 1026NJ 102613020033151211240032003.7
NU 226NJ 226NUP 22613023040258352200028007
NU 2226NJ 2226NUP 2226130230643685522000280011.5
NU 326NJ 326NUP 326130280584926201700220018
NU 2326NJ 2326NUP 23261302809374810601700220028.5
NU 426NJ 426NUP 426130340787829421500190039
NU 1028NJ 102814021033158220200028004
NU 228NJ 228NUP 22814025042302415180024009.1
NU 2228NJ 2228NUP 2228140250684387001800240015
NU 328NJ 328NUP 328140300625456901600200022
NU 2328NJ 2328NUP 232814030010280511801600200037
NU 428NJ 428NUP 42814036082845102014001800
NU 1030NJ 103015022535188262190026004.8
NU 230NJ 230NUP 230150270453604901700220011
NU 2230NJ 2230NUP 2230150270735307721700220017
NU 330NJ 330NUP 330150320655957651500190026
NU 2330NJ 2330NUP 233015032010893013401500190045
NU 430NJ 430NUP 4301503808591211001300170053
NU 1032NJ 103216024038212302180024006
NU 232NJ 232NUP 232160290484055521600200014
NU 2232NJ 2232NUP 2232160290805908981600200025
NU 332NJ 332NUP 332160340686288251400180031.6
NU 2332NJ 2332NUP 233216034011497214301400180055.8
NU 1034NJ 103417026042255365170022008.14
NU 234NJ 234NUP 234170310524256501500190017.1
NU 334NJ 334NUP 334170360727159521300170036
NU 2334NJ 2334NUP 2334170360120111016501300170063
NU 1036NJ 1036180280463004381600200010.1
NU 236NJ 236NUP 236180320524256501400180018
NU 336NJ 336NUP 3361803807583511001200160042
NU 2336NJ 2336NUP 2336180380126121017801200160071.2
NU 1038NJ 10381902904633549515001900
NU 238NJ 238NUP 238190340555127451300170023
NU 2238NJ 2238NUP 22381903409297515701300170038.5
NU 338NJ 338NUP 3381904007888211901100150050
NU 1040NJ 1040200310514086151400180014.3
NU 240NJ 240NUP 240200360585708421200160026
NU 2240NJ 2240NUP 2240200360981120172512001600
NU 340NJ 340NUP 34020042080972129010001400
NU 1044NJ 10442203405644868512001600
NU 244NJ 244NUP 2442204006570210501000140036
NU 2244NJ 2244NUP 2244220400108136023301000140062
NU 344NJ 3442204608810801465900120075
NU 1048NJ 1048240360564707451000140021
NU 248NJ 248NUP 248240440728801345900120048.2
NU 348NJ 3482405009512901810800100097.1
NU 1052NJ 105226040065592932950130031
NU 1056NJ 105628042065600965850110033
NU 1060NJ 1060300460748801470800100044.4
NU 260NJ 260300540851360219070090087.2
NU 1064NJ 106432048074890152075095047
NU 1080NJ 1080400600901420248056070088.8

N, NF, NH Series

N Type Bearing NumberNF Type Bearing NumberNH Type Bearing NumberBore Diameter d (mm)Outside Diameter D (mm)Bearing Width B (mm)Basic Dynamic Load Rating Cr (kN)Basic Static Load Rating Cor (kN)Limiting Speed with Grease Lubrication (r/min)Limiting Speed with Oil Lubrication (r/min)Approximate Mass W (kg)
N 202NF 2021535117.985.51500019000
N 203NF 2031740129.1271400018000
N 100420421210.5813000170000.09
NF 204NJ 204 + HJ 20420471412.51112000160000.11
N 204 E20471425.82412000160000.117
N 2204 E20471830.83012000160000.149
NF 304NJ 304 + HJ 3042052151815.511000150000.17
N 304 E2052152925.511000150000.155
N 2304 E20522139.237.510000140000.216
N 10052547121110.211000150000.1
NF 205NJ 205 + HJ 20525521514.212.811000140000.16
N 205 E25521527.526.811000140000.14
NJ 2205 + HJ 220525521821.219.81100014000
N 2205 E25521832.833.811000140000.168
NF 305NJ 305 + HJ 30525621725.522.59000120000.2
N 305 E25621738.535.89000120000.251
NF 230525622438.539.2900012000
N 2305 E25622453.254.59000120000.355
NF 206NJ 206 + HJ 20630621619.518.28500110000.2
N 206 E3062163635.58500110000.214
NJ 2206 + HJ 220630622028.830.28500110000.29
N 2206 E30622045.5488500110000.268
NF 306NJ 306 + HJ 30630721933.531.58000100000.3
N 306 E30721949.248.28000100000.377
NF 230630722746.547.58000100000.6
N 2306 E3072277075.58000100000.538
N 406NJ 406 + HJ 40630902357.253700090000.73
NF 207NJ 207 + HJ 20735721728.528750095000.3
N 207 E35721746.548750095000.311
NJ 2207 + HJ 220735722343.848.5750095000.45
N 2207 E35722357.563750095000.414
NF 307NJ 307 + HJ 3073580214139.2700090000.56
N 307 E3580216263.2700090000.501
NF 230735803154.857700090000.85
N 2307 E35803187.598.2700090000.738
N 407NJ 407 + HJ 407351002570.868.2600075000.94
N 100840681521.222750095000.22
NF 208NJ 208 + HJ 20840801837.538.2700090000.4
N 208 E40801851.553700090000.394
NJ 2208 + HJ 22084080235257.8700090000.53
N 2208 E40802367.575.2700090000.507
NF 308NJ 308 + HJ 30840902348.847.5630080000.7
N 308 E40902376.877.8630080000.68
NF 230840903370.876.8630080001.1
N 2308 E409033105118630080000.974
N 408NJ 408 + HJ 408401102790.589.8560070001.25
NF 209NJ 209 + HJ 20945851939.841630080000.5
N 209 E45851958.563.8630080000.45
NJ 2209 + HJ 220945852354.862.2630080000.59
N 2209 E4585237182630080000.55
NF 309NJ 309 + HJ 309451002566.866.8560070000.9
N 309 E45100259398560070000.93
NF 2309451003691.5100560070001.5
N 2309 E4510036130152560070001.34
N 409NJ 409 + HJ 4094512029102100500063001.8
N 10105080162527.563008000
NF 210NJ 210 + HJ 21050902043.248.5600075000.6
N 210 E50902061.269.2600075000.505
NJ 2210 + HJ 221050902357.269.2600075000.65
N 2210 E50902374.288.8600075000.59
NF 310NJ 310 + HJ 31050110277679.5530067001.2
N 310 E5011027105112530067001.2
NF 2310NJ 2310 + HJ 23105011040112132530067001.85
N 2310 E5011040155185530067001.79
N 410NJ 410 + HJ 4105013031120120480060002.3
N 101155901835.840560070000.45
NF 211NJ 211 + HJ 211551002152.860.2530067000.7
N 211 E551002180.295.5530067000.68
NJ 2211 + HJ 2211551002570.887.5530067000.86
N 2211 E551002594.8118530067000.81
NF 311NJ 311 + HJ 311551202997.8105480060001.7
N 311 E5512029128138480060001.53
NF 2311NJ 2311 + HJ 23115512043130148480060002.4
N 2311 E5512043190228480060002.28
N 411NJ 411 + HJ 4115514033128132430053002.8
N 101260951838.545530067000.48
NF 212NJ 212 + HJ 212601102262.873.5500063000.9
N 212 E601102289.8102500063000.86
NJ 2212 + HJ 2212601102891.2118500063001.25
N 2212 E6011028122152500063001.12
NF 312NJ 312 + HJ 3126013031118128450056002
N 312 E6013031142155450056001.87
NF 2312NJ 2312 + HJ 23126013046155195450056002
N 2312 E6013046212260450056002.81
N 412NJ 412 + HJ 4126015035155162400050003.4
NF 213NJ 213 + HJ 213651202373.287.5450056001.1
N 213 E6512023102118450056001.08
NJ 2213 + HJ 2213651203110814545005600
N 2213 E6512031142180450056001.48
NF 313NJ 313 + HJ 3136514033125135400050002.5
N 313 E6514033170188400050002.31
NF 2313NJ 2313 + HJ 23136514048175210400050004
N 2313 E6514048235285400050003.34
N 413NJ 413 + HJ 4136516037170178380048004
N 1014701102047.557480060000.71
NF 214NJ 214 + HJ 214701252473.287.5430053001.3
N 214 E7012524112135430053001.2
NJ 2214 + HJ 22147012531108145430053001.7
N 2214 E7012531148192430053001.56
NF 314NJ 314 + HJ 3147015035145162380048003.1
N 314 E7015035195220380048002.86
NF 2314NJ 2314 + HJ 23147015051212260380048004.4
N 2314 E7015051260320380048004.1
N 414NJ 414 + HJ 4147018042215232340043005.9
NF 215NJ 215 + HJ 215751302589110400050001.4
N 215 E7513025125155400050001.32
NJ 2215 + HJ 22157513031125165400050001.8
N 2215 E7513031155205400050001.64
NF 315NJ 315 + HJ 3157516037165188360045003.7
N 315 E7516037228260360045003.43
N 2315NF 2315NJ 2315 + HJ 23157516055245308360045005.4
N 415NJ 415 + HJ 4157519045250272320040007.1
N 1016801252259.277.8430053001
NF 216NJ 216 + HJ 2168014026102125380048001.7
N 216 E8014026132165380048001.58
NJ 2216 + HJ 22168014033145195380048002.2
N 2216 E8014033178242380048002.05
NF 316NJ 316 + HJ 3168017039175200340043004.4
N 316 E8017039245282340043004.05
N 2316NF 2316NJ 2316 + HJ 23168017058258328340043006.4
N 416NJ 416 + HJ 4168020048285315300038008.3
NF 217NJ 217 + HJ 2178515028115145360045002.1
N 217 E8515028158192360045002
NJ 2217 + HJ 22178515036165230360045002.8
N 2217 E8515036205272360045002.58
NF 317NJ 317 + HJ 3178518041212242320040005.2
N 317 E8518041280332320040004.82
N 2317NF 2317NJ 2317 + HJ 23178518060295380320040007.4
N 417NJ 417 + HJ 4178521052312345280036009.8
N 101890140247494.8380048001.36
NF 218NJ 218 + HJ 2189016030142178340043002.5
N 218 E9016030172215340043002.44
NJ 2218 + HJ 22189016040192268340043003.5
N 2218 E9016040230312340043003.26
NF 318NJ 318 + HJ 3189019043228265300038006.1
N 318 E9019043298348300038005.59
N 2318NF 2318NJ 2318 + HJ 23189019064310395300038008.4
N 418NJ 418 + HJ 41890225543523922400320011
NF 219NJ 219 + HJ 2199517032152190320040003.2
N 219 E9517032208262320040002.96
NJ 2219 + HJ 22199517043215298320040004.5
N 2219 E9517043275368320040003.97
NF 319NJ 319 + HJ 3199520045245288280036007
N 319 E9520045315380280036006.52
N 2319NF 2319NJ 2319 + HJ 231995200673705002800360010.4
N 419NJ 419 + HJ 41995240553784282200300014
N 10201001502478102340043001.5
NF 220NJ 220 + HJ 22010018034168212300038003.5
N 220 E10018034235302300038003.58
NJ 2220 + HJ 222010018046240335300038005.2
N 2220 E10018046318440300038004.86
NF 320NJ 320 + HJ 32010021547282340260032008.6
N 320 E10021547365425260032007.89
N 2320NF 2320NJ 2320 + HJ 2320100215734155582600320013.5
N 420NJ 420 + HJ 420100250584184802000280016
N 10211051602691.5122320042001.9
N 221NF 221NJ 221 + HJ 22110519036185235280036004
N 321NF 321NJ 321 + HJ 3211052254932239222003000
N 421NJ 421 + HJ 4211052606050860219002600
N 102211017028115155300038002.3
NF 222NJ 222 + HJ 22211020038220285260034005
N 222 E11020038278360260034005.02
N 2222NF 2222NJ 2222 + HJ 222211020053312445260034007.5
N 322NF 322NJ 322 + HJ 322110240503524282000280011
N 2322NF 2322NJ 2322 + HJ 2322110240805357402000280017.5
N 422NJ 422 + HJ 422110280655156021800240022
N 102412018028130168260034002.96
NF 224NJ 224 + HJ 22412021540230332220030006.4
N 224 E12021540322422220030006.11
N 2224NJ 2224 + HJ 222412021558345522220030009.5
N 324NF 324NJ 324 + HJ 324120260554405521900260014
N 2324NF 2324NJ 2324 + HJ 2324120260866328681900260022.5
N 424NJ 424 + HJ 424120310726427721700220030
N 102613020033152212240032003.7
N 226NF 226NJ 226 + HJ 22613023040258352200028007
N 2226NF 2226NJ 2226 + HJ 2226130230643685522000280011.5
N 326NF 326NJ 326 + HJ 326130280584926201700220018
N 2326NF 2326NJ 2326 + HJ 23261302809374810601700220028.5
N 426NJ 426 + HJ 426130340787829421500190039
N 102814021033158220200028004
N 228NF 228NJ 228 + HJ 22814025042302415180024009.1
N 2228NJ 2228 + HJ 2228140250684387001800240015
N 328NF 328NJ 328 + HJ 328140300625456901600200022
N 2328NF 2328NJ 2328 + HJ 232814030010282511801600200037
N 428NJ 428 + HJ 42814036082845102014001800
N 103015022535188268190026004.8
N 230NF 230NJ 230 + HJ 230150270453604901700220011
N 2230NF 2230NJ 2230 + HJ 2230150270735307721700220017
N 330NF 330NJ 330 + HJ 330150320655957651500190026
N 2330NF 2330NJ 2330 + HJ 233015032010893013401500190045
N 430NJ 430 + HJ 4301503808591211001300170053
N 103216024038212302180024006
N 232NF 232NJ 232 + HJ 232160290484055521600200014
N 2232NJ 2232 + HJ 2232160290805908981600200025
N 332NF 332NJ 332 + HJ 332160340686288251400180031.6
N 2332NF 233216034011497214301400180055.8
N 103417026042255365170022008.14
N 234NF 234NJ 234 + HJ 234170310524256501500190017.1
N 334170360727159521300170036
N 2334NF 2334170360120111016501300170063
N 1036180280463004381600200010.1
N 236NJ 236 + HJ 236180320524256501400180018
N 3361803807583511001200160042
N 2336NF 2336180380126121017801200160071.2
N 1038190290463354951500190010
N 238NJ 238 + HJ 238190340555127451300170023
N 2238NJ 2238 + HJ 22381903409297515701300170038.5
N 3381904007888211901100150050
N 1040200310514086151400180014.3
N 240NJ 240 + HJ 240200360585708421200160026
N 2240NJ 2240 + HJ 2240200360981120172512001600
N 34020042080972129010001400
N 10042203405644868512001600
N 244NJ 244 + HJ 2442204006570210501000140036
N 2244220400108136023301000140062
N 1048240360564707451000140021
N 248NJ 248 + HJ 248240440728801345900120048.2
N 3482405009512901810800100097.1
N 105226040065592932950130031
N 105628042065600965850110033
N 1060300460748801470800100044.4
N 260300540851360219070090087.2
N 106432048074890152075095047
N 1080400600901420248056070088.8

RNU Series –  Cylindrical Roller Bearing without Inner Ring Size Chart

RNU Type Bearing NumberRoller Set Bore Diameter Fw (mm)Outside Diameter D (mm)Bearing Width B (mm)Basic Dynamic Load Rating Cr (kN)Basic Static Load Rating Cor (kN)Limiting Speed with Grease Lubrication (r/min)Limiting Speed with Oil Lubrication (r/min)Approximate Mass W (kg)
RNU 2022035117.985.515000190000.038
RNU 20322.940129.1271400018000
RNU 204 E26.5471425.82412000160000.089
RNU 2204 E26.5471830.83012000160000.113
RNU 304 E27.552152925.511000150000.12
RNU 2304 E27.5522139.237.510000140000.168
RNU 100530.547121110.21100015000
RNU 205 E31.5521527.526.811000140000.104
RNU 2205 E31.5521832.833.811000140000.124
RNU 305 E34621738.535.89000120000.193
RNU 2305 E34622453.254.59000120000.272
RNU 206 E37.562163635.58500110000.159
RNU 2206 E37.5622045.5488500110000.202
RNU 306 E40.5721949.248.28000100000.285
RNU 2306 E40.572277075.58000100000.409
RNU 207 E44721746.548750095000.233
RNU 2207 E44722357.563750095000.307
RNU 307 E46.280216263.2700090000.379
RNU 2307 E46.2803187.598.2700090000.557
RNU 208 E49.5801851.553700090000.294
RNU 2208 E49.5802367.575.2700090000.38
RNU 308 E52902376.877.8630080000.515
RNU 2308 E529033105118630080000.738
RNU 209 E54.5851958.563.8630080000.335
RNU 2209 E54.585237182630080000.407
RNU 309 E58.5100259398560070000.703
RNU 2309 E58.510036130152560070001.01
RNU 210 E59.5902061.269.2600075000.369
RNU 2210 E59.5902374.288.8600075000.433
RNU 310 E6511027105112530067000.896
RNU 2310 E6511040155185530067001.34
RNU 211 E661002180.295.5530067000.508
RNU 2211 E661002594.8118530067000.601
RNU 311 E70.512029128138480060001.16
RNU 2311 E70.512043190228480060001.74
RNU 212 E721102289.8102500063000.632
RNU 2212 E7211028122152500063000.831
RNU 312 E7713031142155450056001.4
RNU 2312 E7713046212260450056002.12
RNU 213 E78.512023102118450056000.796
RNU 2213 E78.512031142180450056001.09
RNU 1014801102047.55748006000
RNU 313 E82.514033170188400050001.75
RNU 2313 E82.514048235285400050002.54
RNU 214 E83.512524112135430053000.878
RNU 2214 E83.512531148192430053001.15
RNU 215 E88.513025125155400050000.964
RNU 2215 E88.513031155205400050001.21
RNU 314 E8915035195220380048002.18
RNU 2314 E8915051260320380048003.11
RNU 315 E9516037228260360045002.62
RNU 216 E95.314026132165380048001.14
RNU 2216 E95.314033178242380048001.49
RNU 231595.516055245308360045004.54
RNU 101796.51302264.581.6400050000.72
RNU 217 E100.515028158192360045001.48
RNU 2217 E100.515036205272360045001.93
RNU 316 E10117039245282340043003.1
RNU 1018103140247494.8380048000.98
RNU 218 E10716030172215340043001.79
RNU 2218 E10716040230312340043002.41
RNU 317 E10818041280332320040003.66
RNU 231710818060295380320040006.47
RNU 219 E112.517032208262320040002.22
RNU 2219 E112.517043275368320040002.97
RNU 318 E113.519043298348300038004.27
RNU 220 E11918034235302300038002.68
RNU 2220 E11918046318440300038003.65
RNU 319 E121.520045315380280036004.86
RNU 102212517028115155300038001.91
RNU 320 E127.521547365425260032005.98
RNU 222 E132.520038278360260034003.69
RNU 102413518028130168260034002.31
RNU 3211352254932239222003000
RNU 3221432405035242820002800
RNU 224 E143.521540322422220030004.52
RNU 3241542605544055219002600
RNU 22615623040258352200028005.6
RNU 10281582103315822020002800
RNU 3261672805849262017002200
RNU 2281692504230241518002400
RNU 1030169.522535188268190026003.64
RNU 3281803006254569016002000
RNU 2301822704536049017002200
RNU 3301933206559576515001900
RNU 2321952904840555216002000
RNU 10362052804630043816002000
RNU 3322083406862882514001800
RNU 2342083105242565015001900
RNU 2362183205242565014002800
RNU 3342203607271595213001700
RNU 2382313405551274513001700
RNU 33623238075835110012001600
RNU 2402443605857084212001600
RNU 33824540078882119011001500
RNU 34026042080972129010001400
RNU 24427040065702105010001400

RN Series – Cylindrical Roller Bearing without Outer Ring Size Chart

RN Type Bearing NumberBore Diameter d (mm)Roller Set Outside Diameter Ew (mm)Bearing Width B (mm)Basic Dynamic Load Rating Cr (kN)Basic Static Load Rating Cor (kN)Limiting Speed with Grease Lubrication (r/min)Limiting Speed with Oil Lubrication (r/min)Approximate Mass W (kg)
RN 204 E2041.51425.8241200016000
RN 2204 E2041.51830.8301200016000
RN 304 E2045.5152925.51100015000
RN 2304 E2045.52139.237.51000014000
RN 205 E2546.51527.526.81100014000
RN 2205 E2546.51832.833.81100014000
RN 305 E25541738.535.8900012000
RN 2305 E25542453.254.5900012000
RN 206 E3055.5163635.5850011000
RN 2206 E3055.5204548850011000
RN 306 E3062.51949.248.2800010000
RN 2306 E3062.5277075.5800010000
RN 207 E35641746.54875009500
RN 2307 E35642357.56375009500
RN 307 E3570.2216263.270009000
RN 2307 E3570.23187.598.270009000
RN 40735832570.868.2600075000.64
RN 208 E4071.51851.55370009000
RN 2308 E4071.52367.575.270009000
RN 308 E40802376.877.863008000
RN 2308 E40803310511863008000
RN 40840922790.589.856007000
RN 209 E4576.51958.563.863008000
RN 2209 E4576.523718263008000
RN 309 E4588.525939856007000
RN 2309 E4588.53613015256007000
RN 10105072.5162527.563008000
RN 210 E5081.52061.269.660007500
RN 2210 E5081.52374.288.860007500
RN 310 E50972710511253006700
RN 2310 E50974015518553006700
RN 211 E55902180.295.553006700
RN 2211 E55902594.811853006700
RN 311 E55106.52912813848006000
RN 2311 E55106.54319022848006000
RN 10126086.51838.545530067000.303
RN 212 E601002289.810250006300
RN 2212 E601002812215250006300
RN 312601153114215545005600
RN 2312 E601154621226045005600
RN 213 E65108.52310211845005600
RN 2213 E65108.53114218045005600
RN 313 E65124.53317018840005000
RN 2313 E65124.54823528540005000
RN 1014701002047.55748006000
RN 214 E70113.52411213543005300
RN 2214 E70113.53114819243005300
RN 314 E701333519522038004800
RN 2314 E701335126032038004800
RN 215 E75118.52512515540005000
RN 2215 E75118.53115520540005000
RN 315 E751433722826036004500
RN 216 E80127.52613216538004800
RN 2216 E80127.53317824238004800
RN 316 E801513924528234004300
RN 217 E85136.52815819236004500
RN 2217 E85136.53620527236004500
RN 317 E851604128033232004000
RN 218 E901453017221534004300
RN 2218 E901454023031234004300
RN 318 E90169.54329834830003800
RN 219 E95154.53220826232004000
RN 2219 E95154.54327536832004000
RN 319 E95177.54531538028003600
RN 220 E1001633423530230003800
RN 2220 E1001634631844030003800
RN 320 E100191.54736542526003200
RN 221105168.836185235280036002.76
RN 3211051954932239222003000
RN 222 E110180.53827836026003400
RN 3221102075035242820002800
RN 224 E120195.54032242222003000
RN 3241202265544055219002600
RN 22613020440258352200028004.48
RN 3261302435849262017002200
RN 22814022142302415180024005.94
RN 328140260625456901600200013.2
RN 2301502384536049017002200
RN 330150277655957651500190017.04
RN 2321602554840555216002000
RN 3321602926862882514001800
RN 2341702725242565015001900
RN 3341703107271595213001700
RN 2361802825242565014001800
RN 3361803287583511001200160035.9
RN 2381902995551274513001700
RN 3381903457888211901100150031.6
RN 2402003165857084212001600
RN 34020036080972129010001400
RN 24422035065702105010001400

Part 2. Double Row Cylindrical Roller Bearing Size Chart

NN Type Bearing NumberNN K Type Bearing NumberBore Diameter d (mm)Outside Diameter D (mm)Bearing Width B (mm)Basic Dynamic Load Rating Cr (kN)Basic Static Load Rating Cor (kN)Limiting Speed with Grease Lubrication (r/min)Limiting Speed with Oil Lubrication (r/min)Approximate Mass W (kg)
NN 3005 K25471624.828.513000160000.12
NN 3006NN 3006 K30551929.235.511000140000.19
NN 3007NN 3007 K35622037.247.510000130000.25
NN 3008NN 3008 K40682140.853.29000120000.3
NN 3009NN 3009 K45752347.562.28000100000.38
NN 3010/W33NN 3010 K/W3350802350.269.8750090000.42
NN 3011/W33NN 3011 K/W3355902665.891.8670080000.62
NN 3012/W33NN 3012 K/W3360952670100630075000.66
NN 3013/W33NN 3013 K/W33651002672.5110600070000.71
NN 3014/W33NN 3014 K/W33701103092142530067001
NN 3015/W33NN 3015 K/W33751153092142500060001.1
NN 3016/W33NN 3016 K/W338012534112175480056001.5
NN 3017/W33NN 3017 K/W338513034118195450053001.6
NN 3018/W33NN 3018 K/W339014037132205430050002
NN 3019/W33NN 3019 K/W339514537135220400048002.1
NNU 4920/W33NNU 4920 K/W3310014040122242400048001.9
NN 3020/W33NN 3020 K/W3310015037142238380045002.2
NNU 4921/W33NNU 4921 K/W3310514540122248380045002
NN 3021/W33NN 3021 K/W3310516041180290360043002.8
NNU 4922/W33NNU 4922 K/W3311015040125258380045002.05
NN 3022/W33NN 3022 K/W3311017045208342340040003.55
NNU 4924/W33NNU 4924 K/W3312016545168322340040002.8
NN 3024/W33NN 3024 K/W3312018046218370320038003.85
NNU 4926/W33NNU 4926 K/W3313018050178370300036003.85
NN 3026/W33NN 3026 K/W3313020052272452280034005.75
NNU 4928/W33NNU 4928 K/W3314019050180380280034004.1
NN 3028/W33NN 3028 K/W3314021053282495260032006.2
NNU 4930/W33NNU 4930 K/W3315021060312622260032006.25
NN 3030/W33NN 3030 K/W3315022556312542240030007.5
NNU 4932/W33NNU 4932 K/W3316022060312645240030006.6
NN 3032/W33NN 3032 K/W3316024060350622220028009.1
NNU 4934/W33NNU 4934 K/W3317023060320660220028006.95
NN 3034/W33NN 3034 K/W33170260674357752000260012.5
NNU 4936/W33NNU 4936 K/W33180250693828081900260010.5
NN 3036/W33NN 3036 K/W33180280745329501900240016.5
NNU 4938/W33NNU 4938 K/W33190260693828351800240011
NN 3038/W33NN 3038 K/W331902907556510301800240017
NNU 4940/W33NNU 4940 K/W33200280804609881900240015
NN 3040/W33NN 3040 K/W332003108261210801800220022
NNU 4944/W33NNU 4944 K/W332203008048510801800220017
NN 3044/W33NN 3044 K/W332203409076813901700200028.5
NNU 4948/W33NNU 4948 K/W332403208050210601700200017.5
NN 3048/W33NN 3048 K/W332403609280014801500180032
NNU 4952/W33NNU 4952 K/W3326036010071016201400170030.5
NN 3052/W33NN 3052 K/W3326040010497018301300160046
NNU 4956/W33NNU 4956 K/W3328038010072517101300160032
NN 3056/W33NN 3056 K/W33280420106103019801200150049.5
NNU 4960/W33NNU 4960 K/W3330042011897022401100100050.9
NN 3060/W33NN 3060 K/W3330046011811902280900120068.5
NNU 4964NNU 4964 K3204401181455333553
NN 3064NN 3064 K3204801211760352071
NNU 4968NNU 4968 K3404601181500352556
NN 3068/W33NN 3068 K/W333405201331570329080090097.5
NNU 4972NNU 4972 K3604801181540371558.5
NN 3072/W33NN 3072 K/W3336054013416304380700800105
NNU 4976NNU 4976 K3805201401980469583.5
NN 3076/W33NN 3076 K/W3338056013516003280600700110
NNU 4980NNU 4980 K4005401402030492087.5
NN 3080NN 3080 K40060014826205380135
NNU 4984NNU 4984 K4205601402075514591
NN 3084NN 3084 K42062015027105695140
NNU 4988NNU 4988 K44060016025506205120
NN 3088NN 3088 K44065015729556250165
NNU 4992NNU 4992 K46062016026056460130
NN 3092/W33NN 3092 K/W3346068016324705230450560195
NNU 4996NNU 4996 K48065017028907175154
NN 3096NN 3096 K48070016532907135193
NNU 49/500NNU 49/500 K50067017029507450158
NN 30/500NN 30/500 K50072016733907490210
NNU 49/530NNU 49/530 K53071018032808360190
NN 30/530NN 30/530 K53078018540708855260
NNU 49/560NNU 49/560 K56075019036259320225
NN 30/560/W33NN 30/560 K/W3356082019524606560340430319
NNU 49/600NNU 49/600 K600800200402010500257
NN 30/600NN 30/600 K600870200480510785340
NNU 49/630NNU 49/630 K630850218465512600340
NN 30/630NN 30/630 K630920212537012035415
NNU 49/670NNU 49/670 K670900230513513515390
NN 30/670/W33NN 30/670 K/W3367098023046209360220300560

Part 3. Four Row Cylindrical Roller Bearing Size Chart

FC / FCDP / FCD Type Bearing NumberBore Diameter d (mm)Outside Diameter D (mm)Bearing Width B (mm)Roller Set Bore Diameter Fw (mm)Chamfer Radius r Min (mm)Chamfer Radius r1 Min (mm)Basic Dynamic Load Rating Cr (kN)Basic Static Load Rating Cor (kN)
FC 20281041001401041111.51.1395925
FC 202970100145701131.51.1218432
FC 2234120110170120127226051060
FC 2436105120180105135225501145
FC 2640104130200104149226201240
FC 2640125130200125149227381220
FC 2842116140210116160227001475
FC 2842125140210125158226221270
FC 2842155140210155158227861710
FC 2942155145210155166228552020
FC 2945156145225156169229752080
FC 3045120150225120169227881290
FC 3046156150230156174229902145
FC 32461301602301301802.12.18151865
FC 32481681602401681832.12.19421950
FC 32481241602401241832.12.16901310
FC 34501701702501701922.12.110702080
FC 34521201702601201962.12.16481020
FC 36521681802601682022.12.111452715
FC 36561801802801802072.12.114602340
FC 38521681902601682122.12.110852815
FC 38542001902702002122.12.113603395
FC 40562002002802002222.12.113403375
FC 40581922002901922262.12.114303450
FC 42602102103002102342.12.115403400
FC 44621922203101922462.12.112303120
FC 44642102203202102482.12.115103330
FC 46662062303302062602.12.113503510
FC 46682602303402602612.12.120004400
FC 48662202403302202702.12.117354665
FC 48722202403602202722.12.120704800
FC 50702202503502202783318854885
FC 52742202603702202923320305110
FC 52762802603802802943325806560
FC 54762302703802302983321404750
FC 56782202803902203123321055465
FC 56842802804202803194429307130
FC 58822402904102403204424705330
FC 58843002904203003274430107815
FC 60842183004202183324419804680
FC 60842403004202403324421705280
FCD 60843003004203003323329207370
FC 649024032045024035522205320
FC 64962903204802903644429805980
FCD 64963503204803503644439708320
FC 66923403304603403654433009140
FC 68922603404602603704426507000
FCD 68963503404803503784435709560
FCD 7210237036051037039244404010000
FCD 7610840038054040042244493012200
FCD 8011241040056041044555448013100
FCD 8412044042060044047055545014800
FCD 8812445044062045048755606016000
FCD 9213047046065047050955689017800
FCD 9613045048065045052566571018100
FCD 9613650048068050053266722018900
FCD 10014453050072053056866618019900
FCD 10615657053078057060166863022300
FCD 112164630560820630625661250028300
FCDP 114163594570815594628661220028200
FCDP 12016457560082057566066934031400
FCDP 120174640600870640682661040033800
FCDP 126180670630900670698661590041400
FCDP 1341907006709507007507.57.51310041900
FCDP 1422007157101000715787.57.57.51500044800
FCDP 15020067075010006708137.57.51380047800
FCDP 16021670080010807008787.57.51400052200
FCDP 16023085080011508509057.57.51790062400
FCDP 17023084085011508409287.57.52010070400
FCD 18024484090012208409897.57.51950074400
FCDP 19027210009501360100010757.57.52290082400
FCDP 2002728001000136080011017.57.51870067300

Also Read: Needle Roller Bearing Size Chart: Drawn Cup, Machined Ring, Thrust, Combined, etc

Part 4. FAQS About Cylindrical Roller Bearing Size Chart

Q1. Can BKZ Industry offer equivalent cylindrical roller bearings for branded bearing numbers?

Yes. BKZ Industry can offer the equivalent cylindrical roller bearings for many branded bearing numbers. You can send us the bearing number, bearing size, drawing, or other available information. Our team will check and send quotation to you.

Q2. Can I buy a cylindrical roller bearing directly based on the size chart? 

The size chart is only for reference, so we do not suggest buying directly based on size alone. Even if the bore diameter, outside diameter, and width are the same, the bearing may still be different in structure, internal clearance, cage material, precision, lubrication, load direction, and working speed. To avoid wrong selection, please contact BKZ Industry with your bearing number, size, drawing, or application details. We will help confirm the suitable bearing before quoting.

Q3. What are the differences between grease speed and oil speed for cylindrical roller bearings?

Grease speed and oil speed refer to the bearing limiting speed under different lubrication methods. Grease lubrication is easier to use and maintain, but the speed is usually lower. Oil lubrication can remove heat better, so the oil speed is usually higher. For actual selection, you still need to confirm the load, temperature, lubrication method, and working conditions.

Q4. What are the differences between NU, NJ, NUP, N, NF, RN, and RNU cylindrical roller bearings?

These codes mainly describe the rib structure and ring arrangement of cylindrical roller bearings. NU type has two ribs on the outer ring and no ribs on the inner ring. N type has two ribs on the inner ring and no ribs on the outer ring. NJ type has two ribs on the outer ring and one rib on the inner ring, while NF type has two ribs on the inner ring and one rib on the outer ring. NUP type has two ribs on the outer ring, one fixed rib on the inner ring, and one loose rib ring on the other side. RN type is a cylindrical roller bearing without an outer ring, while RNU type is a cylindrical roller bearing without an inner ring.

Q5. Why Is the bearing I am searching for not listed in the size chart?


There are many different cylindrical roller bearing types, sizes, and customized structures, so we cannot include every model in this size chart. If you cannot find the bearing number or size you need, you can contact BKZ Industry with the information you have. Our team will help you check the bearing size, confirm the structure, and send you a quotation.

Final Words

With this cylindrical roller bearing size chart, you can quickly check common bearing numbers, dimensions, load ratings, limiting speeds, and related technical data. However, the size chart is only for reference. If you need to buy cylindrical roller bearings or replace an old bearing, or cannot find the model you need in the chart,  please contact BKZ Industry with your bearing number, size, drawing, or application requirements. As an ISO 9001 certified bearing manufacturer with 2 factories, BKZ Industry can help you confirm the suitable cylindrical roller bearing and offer reliable bulk supply.

Written by

Editor-in-Chief

Ryan Wang is an R&D Engineer at BKZ Industry with nearly a decade of hands-on experience in bearing engineering. With deep expertise in bearing design, selection, and application, he has supported a wide range of industrial projects across multiple sectors. Recognizing that many customers and engineers lack a clear understanding of bearing technologies, Ryan actively shares his practical knowledge to help users choose reliable, efficient bearing solutions and improve equipment performance.

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BKZ Industry’s first production line at the new factory has officially started production. This marks a key step in expanding…
2nd Jun,2026

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