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KOYO / Spherical roller bearings

KOYO 23120RZ

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

Technical data available
Bore diameterd
100 mm
Outside diameterD
165 mm
WidthB
52 mm
Dynamic load ratingC
412 kN
Static load ratingC0
510 kN
Limiting speednG
2800 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 diameterd100 mm
Outside diameterD165 mm
WidthB52 mm
Basic dynamic load ratingC412 kN
Basic static load ratingC0510 kN
Fatigue load limitPu48.5 kN
Limiting speednG2800 r/min
Mass≈m4.52 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
d100 mm
D165 mm
B52 mm
R(Min.)2 mm
Basic Load Ratings : Cr412 kN
Basic Load Ratings : C0R510 kN
Fatigue Load Limit : Cu48.5 kN
Limiting Speeds(Grease Lub.)2800 min-1
Limiting Speeds(Oil Lub.)3600 min-1
Constant E0.29
Axial Load Factors : Y12.33
Axial Load Factors : Y23.47
Axial Load Factors : Y02.28
Da(Min.)110 mm
Da(Max.)155 mm
Ra(Max.)2 mm
Mass(Refer.)4.52 kg

Technical documents & data sheet

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Record identity
KOYO 23120RZ
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