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KOYO / Spherical roller bearings

KOYO 22211RZ

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

Technical data available
Bore diameterd
55 mm
Outside diameterD
100 mm
WidthB
25 mm
Dynamic load ratingC
154 kN
Static load ratingC0
144 kN
Limiting speednG
4700 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 diameterd55 mm
Outside diameterD100 mm
WidthB25 mm
Basic dynamic load ratingC154 kN
Basic static load ratingC0144 kN
Fatigue load limitPu15 kN
Limiting speednG4700 r/min
Mass≈m0.867 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
d55 mm
D100 mm
B25 mm
R(Min.)1.5 mm
Basic Load Ratings : Cr154 kN
Basic Load Ratings : C0R144 kN
Fatigue Load Limit : Cu15.0 kN
Limiting Speeds(Grease Lub.)4700 min-1
Limiting Speeds(Oil Lub.)6300 min-1
Constant E0.24
Axial Load Factors : Y12.84
Axial Load Factors : Y24.23
Axial Load Factors : Y02.78
Da(Min.)63.5 mm
Da(Max.)91.5 mm
Ra(Max.)1.5 mm
Mass(Refer.)0.867 kg

Technical documents & data sheet

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Record identity
KOYO 22211RZ
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