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KOYO / Single-row / with pressed cage

KOYO 7312B

Angular contact ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
60 mm
Outside diameterD
130 mm
WidthB
31 mm
Dynamic load ratingC
113 kN
Static load ratingC0
65.8 kN
Limiting speednG
3600 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 / With pressed cage
Bore diameterd60 mm
Outside diameterD130 mm
WidthB31 mm
Basic dynamic load ratingC113 kN
Basic static load ratingC065.8 kN
Fatigue load limitPu4.3 kN
Limiting speednG3600 r/min
Mass≈m1.81 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key020-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathAngular contact ball bearings - Single-row - With pressed cage
Official Classification 1Angular contact ball bearings / Single-row / With pressed cage
Technical Data15 parameters
Technical Data
ParameterSymbolValue
d60 mm
D130 mm
B31 mm
R(Min.)2.1 mm
R1(Min.)1.1 mm
Basic Load Ratings : Cr113 kN
Basic Load Ratings : C0R65.8 kN
Fatigue Load Limit : Cu4.30 kN
Limiting Speeds(Grease Lub.)3600 min-1
Limiting Speeds(Oil Lub.)4900 min-1
Load Center Spread : A55.8 mm
Da(Min.)72 mm
Da(Max.)118 mm
Ra(Max.)2 mm
Mass(Refer.)1.81 kg

Technical documents & data sheet

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Record identity
KOYO 7312B
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