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KOYO / Double-row / tdo type

KOYO 463/670

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

Technical data available
Bore diameterd
670 mm
Outside diameterD
1090 mm
WidthB
336 mm
Dynamic load ratingC
8750 kN
Static load ratingC0
18600 kN
Limiting speednG
-1 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 diameterd670 mm
Outside diameterD1090 mm
WidthB336 mm
Basic dynamic load ratingC8750 kN
Basic static load ratingC018600 kN
Limiting speednG-1 r/min
Mass≈m1290 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 Data20 parameters
Technical Data
ParameterSymbolValue
d670 mm
D1090 mm
T336 mm
C295 mm
R(Min.)7.5 mm
R1(Min.)4 mm
Basic Load Ratings : Cr8750 kN
Basic Load Ratings : C0R18600 kN
Limiting Speeds(Grease Lub.)- min-1
Limiting Speeds(Oil Lub.)- min-1
Constant E0.39
Axial Load Factors : Y21.74
Axial Load Factors : Y32.59
Axial Load Factors : Y01.70
Da(Min.)706 mm
Da(Min.)1072 mm
Sa(Min.)20.5 mm
Ra(Max.)6 mm
Rb(Max.)3 mm
Mass(Refer.)1290 kg

Technical documents & data sheet

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Record identity
KOYO 463/670
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