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KOYO / Spherical roller bearings

KOYO 23218RZ

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

Technical data available
Bore diameterd
90 mm
Outside diameterD
160 mm
WidthB
52.4 mm
Dynamic load ratingC
421 kN
Static load ratingC0
482 kN
Limiting speednG
2900 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 diameterd90 mm
Outside diameterD160 mm
WidthB52.4 mm
Basic dynamic load ratingC421 kN
Basic static load ratingC0482 kN
Fatigue load limitPu42.9 kN
Limiting speednG2900 r/min
Mass≈m4.63 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
d90 mm
D160 mm
B52.4 mm
R(Min.)2 mm
Basic Load Ratings : Cr421 kN
Basic Load Ratings : C0R482 kN
Fatigue Load Limit : Cu42.9 kN
Limiting Speeds(Grease Lub.)2900 min-1
Limiting Speeds(Oil Lub.)3900 min-1
Constant E0.32
Axial Load Factors : Y12.14
Axial Load Factors : Y23.19
Axial Load Factors : Y02.09
Da(Min.)100 mm
Da(Max.)150 mm
Ra(Max.)2 mm
Mass(Refer.)4.63 kg

Technical documents & data sheet

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Record identity
KOYO 23218RZ
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