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KOYO / Single-row / metric series

KOYO 32930JR

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

Technical data available
Bore diameterd
150 mm
Outside diameterD
210 mm
WidthB
38 mm
Dynamic load ratingC
358 kN
Static load ratingC0
536 kN
Limiting speednG
1600 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 / Metric series
Bore diameterd150 mm
Outside diameterD210 mm
WidthB38 mm
Basic dynamic load ratingC358 kN
Basic static load ratingC0536 kN
Fatigue load limitPu72.1 kN
Limiting speednG1600 r/min
Mass≈m3.96 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key050-010-010
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathTapered roller bearings - Single-row - Metric series
Official Classification 1Tapered roller bearings / Single-row / Metric series
Technical Data25 parameters
Technical Data
ParameterSymbolValue
d150 mm
D210 mm
T38 mm
B38 mm
C30 mm
R(Min.)2.5 mm
R1(Min.)2 mm
Basic Load Ratings : Cr358 kN
Basic Load Ratings : C0R536 kN
Fatigue Load Limit : Cu72.1 kN
Limiting Speeds(Grease Lub.)1600 min-1
Limiting Speeds(Oil Lub.)2100 min-1
Load Center Spread : A36.1 mm
Constant E0.33
Axial Load Factors : Y11.83
Axial Load Factors : Y01.01
Da(Min.)194 mm
Db(Max.)163 mm
Da(Max.)200 mm
Db(Min.)202 mm
Sa(Min.)7 mm
Sb(Min.)8 mm
Ra(Max.)2 mm
Rb(Max.)2 mm
Mass(Refer.)3.96 kg

Technical documents & data sheet

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Record identity
KOYO 32930JR
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