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KOYO / Open type / four-point contact type

KOYO KDX140

K-series super thin section ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
355.6 mm
Outside diameterD
381 mm
WidthB
12.7 mm
Dynamic load ratingC
21.1 kN
Static load ratingC0
45.7 kN
d
355.6 mm

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 specifications7 parameters
Core specifications
ParameterSymbolValue
Variant / constructionOpen type / Four-point contact type
Bore diameterd355.6 mm
Outside diameterD381 mm
WidthB12.7 mm
Basic dynamic load ratingC21.1 kN
Basic static load ratingC045.7 kN
SealingOpen
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key120-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathK-series super thin section ball bearings - Open type - Four-point contact type
Official Classification 1K-series super thin section ball bearings / Open type / Four-point contact type
Technical Data6 parameters
Technical Data
ParameterSymbolValue
d355.6 mm
D381 mm
B12.7 mm
R(Min.)1.5 mm
Basic Load Ratings : Cr21.1 kN
Basic Load Ratings : C0R45.7 kN

Technical documents & data sheet

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Record identity
KOYO KDX140
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