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KOYO / Single-row

KOYO 6906NR

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

Technical data available
Bore diameterd
30 mm
Outside diameterD
47 mm
WidthB
9 mm
Dynamic load ratingC
9.05 kN
Static load ratingC0
5 kN
Limiting speednG
14000 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 diameterd30 mm
Outside diameterD47 mm
WidthB9 mm
Basic dynamic load ratingC9.05 kN
Basic static load ratingC05 kN
Fatigue load limitPu0.26 kN
Limiting speednG14000 r/min
Mass≈m0.045 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
d30 mm
D47 mm
B9 mm
R(Min.)0.3 mm
R1(Min.)0.3 mm
Basic Load Ratings : Cr9.05 kN
Basic Load Ratings : C0R5.00 kN
Fatigue Load Limit : Cu0.260 kN
Factor : F015.8
Limiting Speeds(Grease Lub.)14000 min-1
Limiting Speeds(Oil Lub.)17000 min-1
Dimensions Of Locating Snap Ring : D2(Min.)49.8 mm
Dimensions Of Locating Snap Ring : F(±0.05)0.8 mm
Da(Min.)32 mm
Da(Max.)45 mm
Dx(Min.)50.5 mm
Cy(Max.)2.3 mm
Ra(Max.)0.3 mm
Rb(Max.)0.3 mm
Mass(Refer.)0.045 kg

Technical documents & data sheet

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Record identity
KOYO 6906NR
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