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KOYO / Single-row / with machined cage

KOYO 7321B FY

Angular contact ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
105 mm
Outside diameterD
225 mm
WidthB
49 mm
Dynamic load ratingC
238 kN
Static load ratingC0
177 kN
Limiting speednG
2600 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 / constructionSingle-row / With machined cage
Bore diameterd105 mm
Outside diameterD225 mm
WidthB49 mm
Basic dynamic load ratingC238 kN
Basic static load ratingC0177 kN
Fatigue load limitPu7.15 kN
Limiting speednG2600 r/min
Mass≈m8.62 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key020-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathAngular contact ball bearings - Single-row - With machined cage
Official Classification 1Angular contact ball bearings / Single-row / With machined cage
Technical Data15 parameters
Technical Data
ParameterSymbolValue
d105 mm
D225 mm
B49 mm
R(Min.)3 mm
R1(Min.)1.1 mm
Basic Load Ratings : Cr238 kN
Basic Load Ratings : C0R177 kN
Fatigue Load Limit : Cu7.15 kN
Limiting Speeds(Grease Lub.)2600 min-1
Limiting Speeds(Oil Lub.)3500 min-1
Load Center Spread : A93.7 mm
Da(Min.)119 mm
Da(Max.)211 mm
Ra(Max.)2.5 mm
Mass(Refer.)8.62 kg

Technical documents & data sheet

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Record identity
KOYO 7321B FY
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