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KOYO / Single-row / with machined cage

KOYO 7938C FY

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

Technical data available
Bore diameterd
190 mm
Outside diameterD
260 mm
WidthB
33 mm
Dynamic load ratingC
198 kN
Static load ratingC0
197 kN
Limiting speednG
3300 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 machined cage
Bore diameterd190 mm
Outside diameterD260 mm
WidthB33 mm
Basic dynamic load ratingC198 kN
Basic static load ratingC0197 kN
Fatigue load limitPu6.85 kN
Limiting speednG3300 r/min
Mass≈m4.83 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 machined cage
Official Classification 1Angular contact ball bearings / Single-row / With machined cage
Technical Data16 parameters
Technical Data
ParameterSymbolValue
d190 mm
D260 mm
B33 mm
R(Min.)2 mm
R1(Min.)1 mm
Basic Load Ratings : Cr198 kN
Basic Load Ratings : C0R197 kN
Fatigue Load Limit : Cu6.85 kN
Factor : F016.5
Limiting Speeds(Grease Lub.)3300 min-1
Limiting Speeds(Oil Lub.)4500 min-1
Load Center Spread : A46.6 mm
Da(Min.)200 mm
Da(Max.)250 mm
Ra(Max.)2 mm
Mass(Refer.)4.83 kg

Technical documents & data sheet

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Record identity
KOYO 7938C FY
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