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KOYO / Double-row

KOYO 4215

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

Technical data available
Bore diameterd
75 mm
Outside diameterD
130 mm
WidthB
31 mm
Dynamic load ratingC
77 kN
Static load ratingC0
90.7 kN
Limiting speednG
2900 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 / constructionDouble-row
Bore diameterd75 mm
Outside diameterD130 mm
WidthB31 mm
Basic dynamic load ratingC77 kN
Basic static load ratingC090.7 kN
Fatigue load limitPu4.95 kN
Limiting speednG2900 r/min
Mass≈m1.77 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key010-040-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathDeep groove ball bearings - Double-row
Official Classification 1Deep groove ball bearings / Double-row
Technical Data13 parameters
Technical Data
ParameterSymbolValue
d75 mm
D130 mm
B31 mm
R(Min.)1.5 mm
Basic Load Ratings : Cr77.0 kN
Basic Load Ratings : C0R90.7 kN
Fatigue Load Limit : Cu4.95 kN
Factor : F016.0
Limiting Speeds(Grease Lub.)2900 min-1
Limiting Speeds(Oil Lub.)3900 min-1
Da(Max.)122 mm
Ra(Max.)1.5 mm
Mass(Refer.)1.77 kg

Technical documents & data sheet

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Record identity
KOYO 4215
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