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KOYO / Double-row / tdo type

KOYO 46T32232JR/144

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

Technical data available
Bore diameterd
160 mm
Outside diameterD
290 mm
WidthB
178 mm
Dynamic load ratingC
1700 kN
Static load ratingC0
2420 kN
Limiting speednG
1000 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 / constructionDouble-row / TDO type
Bore diameterd160 mm
Outside diameterD290 mm
WidthB178 mm
Basic dynamic load ratingC1700 kN
Basic static load ratingC02420 kN
Fatigue load limitPu273 kN
Limiting speednG1000 r/min
Mass≈m47.6 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key050-020-010
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathTapered roller bearings - Double-row - TDO type
Official Classification 1Tapered roller bearings / Double-row / TDO type
Technical Data21 parameters
Technical Data
ParameterSymbolValue
d160 mm
D290 mm
T178 mm
C144 mm
R(Min.)3 mm
R1(Min.)1 mm
Basic Load Ratings : Cr1700 kN
Basic Load Ratings : C0R2420 kN
Fatigue Load Limit : Cu273 kN
Limiting Speeds(Grease Lub.)1000 min-1
Limiting Speeds(Oil Lub.)1300 min-1
Constant E0.44
Axial Load Factors : Y21.55
Axial Load Factors : Y32.31
Axial Load Factors : Y01.52
Da(Min.)178 mm
Da(Min.)274 mm
Sa(Min.)17 mm
Ra(Max.)3 mm
Rb(Max.)1 mm
Mass(Refer.)47.6 kg

Technical documents & data sheet

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Record identity
KOYO 46T32232JR/144
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