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KOYO / Double-row / tdo type

KOYO 46322A

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

Technical data available
Bore diameterd
110 mm
Outside diameterD
180 mm
WidthB
70 mm
Dynamic load ratingC
391 kN
Static load ratingC0
533 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 / constructionDouble-row / TDO type
Bore diameterd110 mm
Outside diameterD180 mm
WidthB70 mm
Basic dynamic load ratingC391 kN
Basic static load ratingC0533 kN
Fatigue load limitPu76.1 kN
Limiting speednG1600 r/min
Mass≈m6.43 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
d110 mm
D180 mm
T70 mm
C56 mm
R(Min.)2.5 mm
R1(Min.)0.6 mm
Basic Load Ratings : Cr391 kN
Basic Load Ratings : C0R533 kN
Fatigue Load Limit : Cu76.1 kN
Limiting Speeds(Grease Lub.)1600 min-1
Limiting Speeds(Oil Lub.)2100 min-1
Constant E0.35
Axial Load Factors : Y21.92
Axial Load Factors : Y32.86
Axial Load Factors : Y01.88
Da(Min.)122 mm
Da(Min.)168 mm
Sa(Min.)7 mm
Ra(Max.)2 mm
Rb(Max.)0.6 mm
Mass(Refer.)6.43 kg

Technical documents & data sheet

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Record identity
KOYO 46322A
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