Ball and Roller Bearings

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Deep Groove Ball BearingsBrrarraDdDadaOpen Typed Boundary dimensions Basic load ratings Factor Limiting speeds Bearingdynamic static dynamic static numbersmin -1mm kN kgfgrease oil opend D B rs min Cr Cor Cr Cor fo lubrication lubrication type460480500530560600580 56 3 315 515 32 000 52 500 16.2 900 1 100 6892620 74 4 375 645 38 500 66 000 16.4 850 1 000 6992600 56 3 320 540 32 500 55 000 16.1 860 1 000 6896650 78 5 430 770 44 000 78 500 16.5 810 950 6996620 56 3 325 560 33 500 57 000 16.1 820 970 68/500670 78 5 445 805 45 500 82 500 16.5 770 910 69/500650 56 3 330 580 34 000 59 500 16.0 770 900 68/530680 56 3 335 600 34 000 61 500 16.0 710 840 68/560730 60 3 375 705 38 500 72 000 16.0 660 780 68/600Smallest allowable dimension for chamfer dimension r.B-24
Deep Groove Ball BearingsDynamic equivalent radial loadPrXFrYFafoFaCor0.1720.3450.6891.031.382.073.455.176.89e0.190.220.260.280.300.340.380.420.44FaFreFaFr eX Y X Y2.301.991.711.551 0 0.56 1.451.311.151.041.00Static equivalent radial loadPor0.6Fr0.5FaWhen PorFr use PorFrAbutment and filletdimensionsmmMasskgda Da rasmin max max (approx.)473 567 2.5 34.8476 604 3 62.2493 587 2.5 36.2500 630 4 73.0513 607 2.5 37.5520 650 4 75.5543 637 2.5 39.5573 667 2.5 41.5613 717 2.5 51.7B-25
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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
Page 79 and 80: Lubrication11.5 Oil lubricationOil
Page 81 and 82: LubricationTable 11.9 Factor KExpel
Page 83 and 84: External bearing sealing devicesTyp
Page 85 and 86: Bearing Materials13. Bearing Materi
Page 87 and 88: Shaft and Housing Design14. Shaft a
Page 89 and 90: Shaft and Housing Design14.2.3 Thru
Page 91 and 92: Bearing Handling280280Diametric exp
Page 93 and 94: Bearing HandlingTable 15.1 Installa
Page 95 and 96: Bearing HandlingLarge bearings, ins
Page 97 and 98: A-95
Page 99 and 100: Bearing Damage and Corrective Measu
Page 101 and 102: Bearing Damage and Corrective Measu
Page 103 and 104: Technical DataThis data is based on
Page 105 and 106: Technical Data17.5 Fitting surface
Page 107 and 108: Ball and Roller Bearings
Page 109: Tapered Roller Bearings !!!!!!!!!!!
Page 112 and 113: !Deep Groove Ball Bearings2. Standa
Page 114 and 115: Deep Groove Ball BearingsBrrDdd Op
Page 118 and 119: Deep Groove Ball Bearingsd Boundar
Page 126 and 127: Deep Groove Ball BearingsBrrarraDdD
Page 128 and 129: Deep Groove Ball BearingsBrrarraDdD
Page 132 and 133: Expansion Compensating BearingsBrrD
Page 134 and 135: AC BearingsBrrDdd Open typeShielde
Page 137 and 138: !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 147: Miniature and Extra Small Ball Bear
Page 150 and 151: Angular Contact Ball Bearings1.2 Fo
Page 152 and 153: Single and Duplex Angular Contact B
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 179 and 180: 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
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Thrust BearingsSingle direction thr
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Thrust BearingsB-257
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Single Direction Thrust Ball Bearin
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Single Direction Thrust Ball Bearin
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Spherical Roller Thrust Bearingsdar
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Locknuts, Lockwashers& Lockplates
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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
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LockwashersSeries AWLƒ25˚r2B2ƒ1B
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Snap rings and grooves for rolling
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Snap rings and grooves for rolling
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Catalog List and Appendix Table Con
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Catalog ListCATALOG TITLESCATALOG N
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D-41234567890001020304/2205/2806/32
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Appendix TableAppendix table 2: Com
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Appendix TableAppendix table 5: Dim
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Appendix TableAppendix table 6: Dim
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Appendix TableAppendix table 7: Bas
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Appendix TableAppendix table 9: Kgf
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D-16Rockwell hardnessBrinell hardne
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