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KOYO / Spherical roller bearings

KOYO 23144RHA

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

Technical data available
Bore diameterd
220 mm
Outside diameterD
370 mm
WidthB
120 mm
Dynamic load ratingC
2000 kN
Static load ratingC0
2790 kN
Limiting speednG
870 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 diameterd220 mm
Outside diameterD370 mm
WidthB120 mm
Basic dynamic load ratingC2000 kN
Basic static load ratingC02790 kN
Fatigue load limitPu208 kN
Limiting speednG870 r/min
Mass≈m51.2 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
d220 mm
D370 mm
B120 mm
R(Min.)4 mm
Basic Load Ratings : Cr2000 kN
Basic Load Ratings : C0R2790 kN
Fatigue Load Limit : Cu208 kN
Limiting Speeds(Grease Lub.)870 min-1
Limiting Speeds(Oil Lub.)1200 min-1
Constant E0.31
Axial Load Factors : Y12.15
Axial Load Factors : Y23.20
Axial Load Factors : Y02.10
Da(Min.)238 mm
Da(Max.)352 mm
Ra(Max.)3 mm
Mass(Refer.)51.2 kg

Technical documents & data sheet

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Record identity
KOYO 23144RHA
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