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KOYO / Double-row / tdo type

KOYO 46T32212JR/54.5

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

Technical data available
Bore diameterd
60 mm
Outside diameterD
110 mm
WidthB
66 mm
Dynamic load ratingC
282 kN
Static load ratingC0
334 kN
Limiting speednG
2800 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 specifications8 parameters
Core specifications
ParameterSymbolValue
Variant / constructionDouble-row / TDO type
Bore diameterd60 mm
Outside diameterD110 mm
WidthB66 mm
Basic dynamic load ratingC282 kN
Basic static load ratingC0334 kN
Fatigue load limitPu51.8 kN
Limiting speednG2800 r/min
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 Data20 parameters
Technical Data
ParameterSymbolValue
d60 mm
D110 mm
T66 mm
C54.5 mm
R(Min.)2 mm
R1(Min.)0.6 mm
Basic Load Ratings : Cr282 kN
Basic Load Ratings : C0R334 kN
Fatigue Load Limit : Cu51.8 kN
Limiting Speeds(Grease Lub.)2800 min-1
Limiting Speeds(Oil Lub.)3800 min-1
Constant E0.4
Axial Load Factors : Y21.67
Axial Load Factors : Y32.48
Axial Load Factors : Y01.63
Da(Min.)70 mm
Da(Min.)104 mm
Sa(Min.)5.5 mm
Ra(Max.)2 mm
Rb(Max.)0.6 mm

Technical documents & data sheet

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Record identity
KOYO 46T32212JR/54.5
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