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KOYO / Spherical roller bearings

KOYO 230/500R

Spherical roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
500 mm
Outside diameterD
720 mm
WidthB
167 mm
Dynamic load ratingC
4490 kN
Static load ratingC0
8090 kN
Limiting speednG
310 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 / constructionSpherical roller bearings
Bore diameterd500 mm
Outside diameterD720 mm
WidthB167 mm
Basic dynamic load ratingC4490 kN
Basic static load ratingC08090 kN
Fatigue load limitPu561 kN
Limiting speednG310 r/min
Mass≈m235 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key060-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathSpherical roller bearings - Spherical roller bearings
Official Classification 1Spherical roller bearings
Technical Data17 parameters
Technical Data
ParameterSymbolValue
d500 mm
D720 mm
B167 mm
R(Min.)6 mm
Basic Load Ratings : Cr4490 kN
Basic Load Ratings : C0R8090 kN
Fatigue Load Limit : Cu561 kN
Limiting Speeds(Grease Lub.)310 min-1
Limiting Speeds(Oil Lub.)410 min-1
Constant E0.23
Axial Load Factors : Y12.94
Axial Load Factors : Y24.37
Axial Load Factors : Y02.87
Da(Min.)528 mm
Da(Max.)692 mm
Ra(Max.)5 mm
Mass(Refer.)235 kg

Technical documents & data sheet

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Record identity
KOYO 230/500R
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