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KOYO / Double-row / tdo type

KOYO 46320A

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

Technical data available
Bore diameterd
100 mm
Outside diameterD
165 mm
WidthB
65 mm
Dynamic load ratingC
333 kN
Static load ratingC0
443 kN
Limiting speednG
1800 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 diameterd100 mm
Outside diameterD165 mm
WidthB65 mm
Basic dynamic load ratingC333 kN
Basic static load ratingC0443 kN
Fatigue load limitPu64.7 kN
Limiting speednG1800 r/min
Mass≈m4.97 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
d100 mm
D165 mm
T65 mm
C52 mm
R(Min.)2.5 mm
R1(Min.)0.6 mm
Basic Load Ratings : Cr333 kN
Basic Load Ratings : C0R443 kN
Fatigue Load Limit : Cu64.7 kN
Limiting Speeds(Grease Lub.)1800 min-1
Limiting Speeds(Oil Lub.)2300 min-1
Constant E0.35
Axial Load Factors : Y21.95
Axial Load Factors : Y32.90
Axial Load Factors : Y01.91
Da(Min.)112 mm
Da(Min.)153 mm
Sa(Min.)6.5 mm
Ra(Max.)2 mm
Rb(Max.)0.6 mm
Mass(Refer.)4.97 kg

Technical documents & data sheet

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Record identity
KOYO 46320A
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