Ball and Roller Bearings

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Appendix TableAppendix table 7: Basic toleranceUnit mDiameter divisionmmIT basic tolerance classover36incl.3610IT1 IT2 IT3 IT4 IT5 IT6 IT7 IT8 IT9 IT100.8111.21.51.522.52.53444566891012151418222530364048581018301830501.21.51.522.52.53445678911111316182125273339435262708410050801208012018022.53.53455688101213151819222530354046546374871001201401601802503152503154004.5677891012131416182023252932364652577281891151301401852102304005006305006308008910101113151618202225273035404450637080971101251551752002502803208001 0001 2501 0001 2501 600111315151821212429293440404654566678901051251401651952302603103604205001 6002 0002 5002 0002 5003 15018222625303635415048576965779392110135150175210230280330370440540600700860D-12
Appendix TableAppendix table 8: Viscosity conversion tableKinematicviscositymm 2 /s2.74.35.97.48.910.411.813.114.515.817.018.219.420.623.025.027.529.832.134.336.538.841.043.247.551.956.560.564.970.375.881.286.892.097.4SayboltSUS (second)35404550556065707580859095100110120130140150160170180190200220240260280300325350375400425450RedwoodR"(second)32.236.240.644.949.153.557.962.367.671.075.179.684.288.497.1105.9114.8123.6132.4141.1150.0158.8167.5176.4194.0212229247265287309331353375397EnglerE (degree)1.181.321.461.601.751.882.022.152.312.422.552.682.812.953.213.493.774.044.324.594.885.155.445.726.286.857.387.958.519.249.9510.711.412.112.8Kinematicviscositymm 2 /s1031081191301411521631731841952062172603023473904335426507588679741 0821 1501 3001 4001 5101 6301 7401 8501 9602 0702 200SayboltSUS (second)4755005506006507007508008509009501 0001 2001 4001 6001 8002 0002 5003 0003 5004 0004 5005 0005 5006 0006 5007 0007 5008 0008 5009 0009 50010 000RedwoodR"(second)4194414855295736176617057497938378821 0581 2341 4111 5871 7632 2042 6463 0873 5263 9674 4084 8495 2905 7306 1716 6127 0537 4947 9348 3758 816EnglerE (degree)13.514.215.617.018.519.921.322.724.225.627.028.434.139.845.55157718599114128142156170185199213227242256270284D-13
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For New Technology NetworkRcorporat
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WarrantyNTN warrants, to the origin
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TECHNICAL DATA CONTENTS1. Classific
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Classification and Characteristics
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Bearing SelectionSelect bearing’s
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Bearing Selection2.3 Selection of b
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Load Rating and Life3. Load Rating
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Load Rating and LifeThe basic stati
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Bearing Load CalculationTable 4.2 G
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Bearing Load Calculation4.3 Mean lo
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Bearing Load CalculationTable 4.5 B
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Bearing Load Calculation(Example 4)
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Boundary Dimensions and Bearing Num
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Boundary Dimensions and Bearing Num
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Bearing Tolerances6. Bearing Tolera
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Bearing TolerancesMean bore diamete
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Bearing TolerancesUnitmInner ringax
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Bearing TolerancesTMaster cupsub-un
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Bearing TolerancesInner ringaxial r
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Bearing TolerancesTable 6.8 Toleran
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Bearing Tolerances!d!d2ddd+!dd+!dBT
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Bearing Fits7. Bearing Fits7.1 Fitt
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Bearing Fits(4) A particular type o
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Bearing FitsTable 7.3 Standard fits
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Bearing FitsA-5512T12.5T13.5T16.5T2
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Bearing FitsTable 7.7 General fitti
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Bearing Internal Clearance and Prel
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Nominal bore diameterdmm10241024303
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Friction and Temperature Rise10. Fr
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Lubricationviscosity base oil are b
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LubricationAluminum greaseAI soapNo
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Lubrication11.5 Oil lubricationOil
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LubricationTable 11.9 Factor KExpel
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External bearing sealing devicesTyp
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Bearing Materials13. Bearing Materi
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Shaft and Housing Design14. Shaft a
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Shaft and Housing Design14.2.3 Thru
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Bearing Handling280280Diametric exp
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Bearing HandlingTable 15.1 Installa
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Bearing HandlingLarge bearings, ins
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A-95
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Bearing Damage and Corrective Measu
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Bearing Damage and Corrective Measu
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Technical DataThis data is based on
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Technical Data17.5 Fitting surface
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Ball and Roller Bearings
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Tapered Roller Bearings !!!!!!!!!!!
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!Deep Groove Ball Bearings2. Standa
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Deep Groove Ball BearingsBrrDdd Op
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Deep Groove Ball Bearingsd Boundar
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Deep Groove Ball BearingsBrrarraDdD
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Expansion Compensating BearingsBrrD
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AC BearingsBrrDdd Open typeShielde
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!Miniature and Extra Small Bearings
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!Miniature and Extra Small Bearings
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Miniature and Extra Small Ball Bear
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Angular Contact Ball Bearings1.2 Fo
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Single and Duplex Angular Contact B
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Four-Point Contact Ball BearingsQJ
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Double Row Angular Contact Ball Bea
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Double Row Angular Contact Ball Bea
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Self-Aligning Ball Bearings1. Desig
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Self-Aligning Ball BearingsEquivale
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Adapters(for self-aligning ball bea
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AdaptersB-75
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Cylindrical Roller BearingsTable 2
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Cylindrical Roller BearingsBBrr1rr1
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L Type Loose RibL type collar ringB
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L Type Loose RibL type collar ringB
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Double Row Cylindrical Roller Beari
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Four-Row Cylindrical Roller Bearing
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Tapered Roller BearingsSingle row t
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Tapered Roller Bearings5. ECO-Top t
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Tapered Roller BearingsInch series
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Tapered Roller BearingsSaSbr1aEquiv
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Tapered Roller BearingsDa dbr1arada
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Tapered Roller Bearingsr1araEquival
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Double Row Tapered Roller BearingsS
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Four Row Tapered Roller BearingsBea
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Spherical Roller Bearings2. Standar
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Spherical Roller BearingsBrrDddCyli
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Adapter(For spherical roller bearin
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Withdrawal Sleeves(For spherical ro
Page 356 and 357: Withdrawal Sleeves(For spherical ro
Page 358 and 359: Withdrawal Sleeves(For spherical ro
Page 361 and 362: Thrust BearingsSingle direction thr
Page 363 and 364: Thrust BearingsB-257
Page 365 and 366: Single Direction Thrust Ball Bearin
Page 367 and 368: Single Direction Thrust Ball Bearin
Page 369 and 370: Spherical Roller Thrust Bearingsdar
Page 375 and 376: Locknuts, Lockwashers& Lockplates
Page 377 and 378: LocknutsReferencewithdrawal sleeve
Page 379 and 380: LocknutsReferencebore no. lock- Sh
Page 381 and 382: Locknutsr1gbhsrB30˚ Gd2dPd6d1Beari
Page 383 and 384: NutsReferencewithdrawal sleeve no.A
Page 386 and 387: LockwashersSeries AWƒ25˚r2B2ƒ1B1
Page 388 and 389: LockwashersSeries AWLƒ25˚r2B2ƒ1B
Page 390 and 391: Snap rings and grooves for rolling
Page 392 and 393: Snap rings and grooves for rolling
Page 394 and 395: Catalog List and Appendix Table Con
Page 396 and 397: Catalog ListCATALOG TITLESCATALOG N
Page 398 and 399: D-41234567890001020304/2205/2806/32
Page 400 and 401: Appendix TableAppendix table 2: Com
Page 402 and 403: Appendix TableAppendix table 5: Dim
Page 404 and 405: Appendix TableAppendix table 6: Dim
Page 408 and 409: Appendix TableAppendix table 9: Kgf
Page 410 and 411: D-16Rockwell hardnessBrinell hardne
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Ball and Roller Bearings

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