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KOYO / Single-row

KOYO 6901NR

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

Technical data available
Bore diameterd
12 mm
Outside diameterD
24 mm
WidthB
6 mm
Dynamic load ratingC
3.6 kN
Static load ratingC0
1.45 kN
Limiting speednG
31000 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 diameterd12 mm
Outside diameterD24 mm
WidthB6 mm
Basic dynamic load ratingC3.6 kN
Basic static load ratingC01.45 kN
Fatigue load limitPu0.08 kN
Limiting speednG31000 r/min
Mass≈m0.011 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
d12 mm
D24 mm
B6 mm
R(Min.)0.3 mm
R1(Min.)0.3 mm
Basic Load Ratings : Cr3.60 kN
Basic Load Ratings : C0R1.45 kN
Fatigue Load Limit : Cu0.080 kN
Factor : F014.5
Limiting Speeds(Grease Lub.)31000 min-1
Limiting Speeds(Oil Lub.)36000 min-1
Dimensions Of Locating Snap Ring : D2(Min.)26.8 mm
Dimensions Of Locating Snap Ring : F(±0.05)0.65 mm
Da(Min.)14 mm
Da(Max.)22 mm
Dx(Min.)27.5 mm
Cy(Max.)1.5 mm
Ra(Max.)0.3 mm
Rb(Max.)0.3 mm
Mass(Refer.)0.011 kg

Technical documents & data sheet

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Record identity
KOYO 6901NR
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