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KOYO / Double-row / tdi type

KOYO 452/950

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

Technical data available
Bore diameterd
950 mm
Outside diameterD
1360 mm
WidthB
300 mm
Dynamic load ratingC
10300 kN
Static load ratingC0
24900 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 / TDI type
Bore diameterd950 mm
Outside diameterD1360 mm
WidthB300 mm
Basic dynamic load ratingC10300 kN
Basic static load ratingC024900 kN
Limiting speednG-1 r/min
Mass≈m1440 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key050-020-020
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathTapered roller bearings - Double-row - TDI type
Official Classification 1Tapered roller bearings / Double-row / TDI type
Technical Data21 parameters
Technical Data
ParameterSymbolValue
d950 mm
D1360 mm
B300 mm
T300 mm
R(Min.)7.5 mm
R1(Min.)7.5 mm
Basic Load Ratings : Cr10300 kN
Basic Load Ratings : C0R24900 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(Max.)1050 mm
Da(Max.)1324 mm
Da(Min.)1255 mm
Sa(Min.)10 mm
Ra(Max.)6 mm
Rb(Max.)6 mm
Mass(Refer.)1440 kg

Technical documents & data sheet

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Record identity
KOYO 452/950
Document matching
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