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KOYO / Single-row / with pressed cage

KOYO 7409B

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

Technical data available
Bore diameterd
45 mm
Outside diameterD
120 mm
WidthB
29 mm
Dynamic load ratingC
106 kN
Static load ratingC0
55.5 kN
Limiting speednG
3800 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 pressed cage
Bore diameterd45 mm
Outside diameterD120 mm
WidthB29 mm
Basic dynamic load ratingC106 kN
Basic static load ratingC055.5 kN
Fatigue load limitPu4 kN
Limiting speednG3800 r/min
Mass≈m1.55 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 pressed cage
Official Classification 1Angular contact ball bearings / Single-row / With pressed cage
Technical Data15 parameters
Technical Data
ParameterSymbolValue
d45 mm
D120 mm
B29 mm
R(Min.)2 mm
R1(Min.)1 mm
Basic Load Ratings : Cr106 kN
Basic Load Ratings : C0R55.5 kN
Fatigue Load Limit : Cu4.00 kN
Limiting Speeds(Grease Lub.)3800 min-1
Limiting Speeds(Oil Lub.)5200 min-1
Load Center Spread : A49.5 mm
Da(Min.)55 mm
Da(Max.)110 mm
Ra(Max.)2 mm
Mass(Refer.)1.55 kg

Technical documents & data sheet

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Record identity
KOYO 7409B
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