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KOYO / Single-row

KOYO 6315NR

Deep groove ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
75 mm
Outside diameterD
160 mm
WidthB
37 mm
Dynamic load ratingC
142 kN
Static load ratingC0
77.2 kN
Limiting speednG
4200 r/min

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications9 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSingle-row
Bore diameterd75 mm
Outside diameterD160 mm
WidthB37 mm
Basic dynamic load ratingC142 kN
Basic static load ratingC077.2 kN
Fatigue load limitPu5.4 kN
Limiting speednG4200 r/min
Mass≈m3.02 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key010-010-030
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathDeep groove ball bearings - Single-row
Official Classification 1Deep groove ball bearings / Single-row
Technical Data20 parameters
Technical Data
ParameterSymbolValue
d75 mm
D160 mm
B37 mm
R(Min.)2.1 mm
R1(Min.)0.5 mm
Basic Load Ratings : Cr142 kN
Basic Load Ratings : C0R77.2 kN
Fatigue Load Limit : Cu5.40 kN
Factor : F013.2
Limiting Speeds(Grease Lub.)4200 min-1
Limiting Speeds(Oil Lub.)5000 min-1
Dimensions Of Locating Snap Ring : D2(Min.)169.7 mm
Dimensions Of Locating Snap Ring : F(±0.05)2.77 mm
Da(Min.)86 mm
Da(Max.)149 mm
Dx(Min.)172 mm
Cy(Max.)7.37 mm
Ra(Max.)2 mm
Rb(Max.)0.5 mm
Mass(Refer.)3.02 kg

Technical documents & data sheet

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Record identity
KOYO 6315NR
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