Ball and Roller Bearings

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Ball and Roller BearingsCAD data of model numbers given in the catalog is available as an electronic catalog. For information, please contact NTN Engineering.
TECHNICAL DATA CONTENTS1. Classification and Characteristicsof Rolling Bearings !!!!!!!!A-51.1 Rolling bearing construction !!!!!!A-51.2 Classification of rolling bearings !!!!A-51.3 Characteristics of rolling bearings !!!A-85. Boundary Dimensions andBearing Number Codes !!!!!A-305.1 Boundary dimensions !!!!!!!!A-305.2 Bearing numbers !!!!!!!!!!A-312. Bearing Selection !!!!!!!!A-122.1 Bearing selection flow chart !!!!!A-122.2 Type and characteristics !!!!!!!A-142.3 Selection of bearing arrangement !!!A-156. Bearing Tolerances !!!!!!!A-356.1 Dimensional accuracy andrunning accuracy !!!!!!!!!!A-356.2 Chamfer measurements and toleranceor allowable values of tapered bore !!A-466.3 Bearing tolerance measurementmethods !!!!!!!!!!!!!!A-483. Load Rating and Life !!!!!!A-173.1 Bearing life!!!!!!!!!!!!!A-173.2 Basic rating life and basic dynamicload rating !!!!!!!!!!!!!A-173.3 Adjusted rating life !!!!!!!!!A-183.4 Machine applications and requisite life !A-193.5 Basic static load rating!!!!!!!!A-193.6 Allowable static equivalent load !!!!A-204. Bearing Load Calculation !!!!A-214.1 Loads acting on shafts!!!!!!!!A-214.2 Bearing load distribution !!!!!!!A-234.3 Mean load !!!!!!!!!!!!!A-244.4 Equivalent load !!!!!!!!!!!A-254.5 Bearing rating life andload calculation examples !!!!!!A-277. Bearing Fits !!!!!!!!!!!A-497.1 Fitting !!!!!!!!!!!!!!!A-497.2 The necessity of a proper fit !!!!!A-497.3 Fit selection !!!!!!!!!!!!A-498. Bearing Internal Clearanceand Preload !!!!!!!!!!!A-588.1 Bearing internal clearance !!!!!!A-588.2 Internal clearance selection !!!!!A-588.3 Preload !!!!!!!!!!!!!!A-669. Allowable Speed !!!!!!!!!A-70A-2
Page 1 and 2: For New Technology NetworkRcorporat
Page 3: WarrantyNTN warrants, to the origin
Page 7 and 8: Classification and Characteristics
Page 15 and 16: Bearing SelectionSelect bearing’s
Page 17 and 18: Bearing Selection2.3 Selection of b
Page 19: Load Rating and Life3. Load Rating
Page 22 and 23: Load Rating and LifeThe basic stati
Page 24 and 25: Bearing Load CalculationTable 4.2 G
Page 26 and 27: Bearing Load Calculation4.3 Mean lo
Page 28 and 29: Bearing Load CalculationTable 4.5 B
Page 30 and 31: Bearing Load Calculation(Example 4)
Page 32 and 33: Boundary Dimensions and Bearing Num
Page 34 and 35: Boundary Dimensions and Bearing Num
Page 37 and 38: Bearing Tolerances6. Bearing Tolera
Page 39 and 40: Bearing TolerancesMean bore diamete
Page 41 and 42: Bearing TolerancesUnitmInner ringax
Page 43 and 44: Bearing TolerancesTMaster cupsub-un
Page 45 and 46: Bearing TolerancesInner ringaxial r
Page 47 and 48: Bearing TolerancesTable 6.8 Toleran
Page 49 and 50: Bearing Tolerances!d!d2ddd+!dd+!dBT
Page 51 and 52: Bearing Fits7. Bearing Fits7.1 Fitt
Page 53 and 54: Bearing Fits(4) A particular type o
Page 55 and 56:
Bearing FitsTable 7.3 Standard fits
Page 57 and 58:
Bearing FitsA-5512T12.5T13.5T16.5T2
Page 59 and 60:
Bearing FitsTable 7.7 General fitti
Page 61 and 62:
Bearing Internal Clearance and Prel
Page 63 and 64:
Nominal bore diameterdmm10241024303
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Friction and Temperature Rise10. Fr
Page 75 and 76:
Lubricationviscosity base oil are b
Page 77 and 78:
LubricationAluminum greaseAI soapNo
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Lubrication11.5 Oil lubricationOil
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LubricationTable 11.9 Factor KExpel
Page 83 and 84:
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
Page 105 and 106:
Technical Data17.5 Fitting surface
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Ball and Roller Bearings
Page 109:
Tapered Roller Bearings !!!!!!!!!!!
Page 112 and 113:
!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
Page 134 and 135:
AC BearingsBrrDdd Open typeShielde
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!Miniature and Extra Small Bearings
Page 139 and 140:
!Miniature and Extra Small Bearings
Page 141 and 142:
Miniature and Extra Small Ball Bear
Page 143 and 144:
Page 145 and 146:
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Page 150 and 151:
Angular Contact Ball Bearings1.2 Fo
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Single and Duplex Angular Contact B
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Page 160 and 161:
Page 162 and 163:
Page 164 and 165:
Four-Point Contact Ball BearingsQJ
Page 166 and 167:
Double Row Angular Contact Ball Bea
Page 168 and 169:
Double Row Angular Contact Ball Bea
Page 171 and 172:
Self-Aligning Ball Bearings1. Desig
Page 173 and 174:
Self-Aligning Ball BearingsEquivale
Page 175 and 176:
Page 177 and 178:
Page 179 and 180:
Adapters(for self-aligning ball bea
Page 181:
AdaptersB-75
Page 184 and 185:
Cylindrical Roller BearingsTable 2
Page 186 and 187:
Cylindrical Roller BearingsBBrr1rr1
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Page 196 and 197:
Page 198 and 199:
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Page 202 and 203:
Page 204 and 205:
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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Page 212 and 213:
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Four-Row Cylindrical Roller Bearing
Page 216 and 217:
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Page 220 and 221:
Page 222 and 223:
Page 225 and 226:
Tapered Roller BearingsSingle row t
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Tapered Roller Bearings5. ECO-Top t
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Tapered Roller BearingsInch series
Page 231 and 232:
Page 233 and 234:
Page 235 and 236:
Tapered Roller BearingsSaSbr1aEquiv
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Tapered Roller BearingsDa dbr1arada
Page 255 and 256:
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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
Page 328 and 329:
Spherical Roller BearingsBrrDddCyli
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Adapter(For spherical roller bearin
Page 350 and 351:
Page 352 and 353:
Page 354 and 355:
Withdrawal Sleeves(For spherical ro
Page 356 and 357:
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Page 361 and 362:
Thrust BearingsSingle direction thr
Page 363 and 364:
Thrust BearingsB-257
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Single Direction Thrust Ball Bearin
Page 367 and 368:
Single Direction Thrust Ball Bearin
Page 369 and 370:
Spherical Roller Thrust Bearingsdar
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Page 373 and 374:
Page 375 and 376:
Locknuts, Lockwashers& Lockplates
Page 377 and 378:
LocknutsReferencewithdrawal sleeve
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LocknutsReferencebore no. lock- Sh
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Locknutsr1gbhsrB30˚ Gd2dPd6d1Beari
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NutsReferencewithdrawal sleeve no.A
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LockwashersSeries AWƒ25˚r2B2ƒ1B1
Page 388 and 389:
LockwashersSeries AWLƒ25˚r2B2ƒ1B
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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 406 and 407:
Appendix TableAppendix table 7: Bas
Page 408 and 409:
Appendix TableAppendix table 9: Kgf
Page 410 and 411:
D-16Rockwell hardnessBrinell hardne
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