Ball and Roller Bearings

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Double Row Angular Contact Ball BearingsBrrDdaShielded type(ZZ)Non-contact sealed type(LLM)Contact sealed type(LLD)d Boundary dimensions Basic load ratings Limiting speeds Bearing numbers dynamic static dynamic staticmm kN kgf min -1grease oil non-contact contactd D B rs min Cr Cor Cr Cor ZZ,LLM LLD Z,LM sealed type type10121517202530354030 14.3 0.6 7.15 3.90 730 400 17 000 15 000 22 000 5200SCZZ LLM LLD32 15.9 0.6 8.50 5.30 865 540 15 000 12 000 20 000 5201SCZZ LLM LLD35 15.9 0.6 8.50 5.30 865 540 13 000 12 000 17 000 5202SCZZ LLM LLD40 17.5 0.6 12.7 8.30 1 290 850 11 000 10 000 15 000 5203SCZZ LLM LLD47 22.2 1 19.6 12.4 2 000 1 270 10 000 9 500 13 000 5303SCZZ LLM LLD47 20.6 1 15.9 10.7 1 620 1 090 10 000 9 000 13 000 5204SCZZ LLM LLD52 20.6 1 16.9 12.3 1 730 1 260 8 500 7 500 11 000 5205SCZZ LLM LLD62 25.4 1.1 25.2 18.2 2 570 1 850 7 500 6 300 10 000 5305SCZZ LLM LLD62 23.8 1 25.2 18.2 2 570 1 850 7 100 6 300 9 500 5206SCZZ LLM LLD72 30.2 1.1 39.0 28.7 4 000 2 920 6 300 5 300 8 500 5306SCZZ LLM LLD72 27.0 1.1 34.0 25.3 3 500 2 580 6 300 5 300 8 500 5207SCZZ LLM LLD80 34.9 1.5 44.0 33.5 4 500 3 400 5 600 4 800 7 500 5307SCZZ LLM LLD80 30.2 1.1 36.5 29.0 3 700 2 960 5 600 4 800 7 100 5208SCZZ LLM LLD90 36.5 1.5 49.5 38.0 5 050 3 900 5 300 4 500 6 700 5308SCZZ LLM LLDSmallest allowable dimension for chamfer dimension r.This bearing number is for double sealed and double shielded type bearings, but single sealed and single shielded type are also available.Resin formed cage is standard for 5205SC and 5208SC.B-62
Double Row Angular Contact Ball BearingsDararadaDynamic equivalentradial loadPrXFrYFaFaee Fr Fr eX Y X Y0.68 1 0.92 0.67 1.41Static equivalentradial loadPorFr0.76FaFaAbutment and fillet dimensionsmmLoadcentermmda Da rasmin max max max a14 15.5 26 0.6 14.516 19.0 28 0.6 16.319 19.0 31 0.6 16.321 23.5 36 0.6 20.123 25.5 41 1 24.326 26.5 41 1 23.031 32.0 46 1 25.432 38.5 55 1 30.936 38.5 56 1 30.937 44.5 65 1 36.642 45.0 65 1 36.344 50.5 71 1.5 41.547 50.5 73 1 39.449 53.0 81 1.5 43.0B-63
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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 BearingsBrrDdd Op
Page 118 and 119: Deep Groove Ball Bearingsd Boundar
Page 120 and 121: Deep Groove Ball BearingsBrrDdd Op
Page 126 and 127: 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 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
Page 181: AdaptersB-75
Page 184 and 185: Cylindrical Roller BearingsTable 2
Page 186 and 187: Cylindrical Roller BearingsBBrr1rr1
Page 204 and 205: L Type Loose RibL type collar ringB
Page 206 and 207: L Type Loose RibL type collar ringB
Page 208 and 209: Double Row Cylindrical Roller Beari
Page 214 and 215: Four-Row Cylindrical Roller Bearing
Page 216 and 217: Four-Row Cylindrical Roller Bearing
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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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Ball and Roller Bearings

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