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KOYO / Single-row / inch series

KOYO 98400/788

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

Technical data available
Bore diameterd
101.6 mm
Outside diameterD
200 mm
WidthB
49.212 mm
Dynamic load ratingC
433 kN
Static load ratingC0
471 kN
Limiting speednG
1400 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 / constructionSingle-row / Inch series
Bore diameterd101.6 mm
Outside diameterD200 mm
WidthB49.212 mm
Basic dynamic load ratingC433 kN
Basic static load ratingC0471 kN
Fatigue load limitPu58.8 kN
Limiting speednG1400 r/min
Mass≈m6.83 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key050-010-020
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathTapered roller bearings - Single-row - Inch series
Official Classification 1Tapered roller bearings / Single-row / Inch series
Technical Data23 parameters
Technical Data
ParameterSymbolValue
d101.600 mm
D200.000 mm
T52.761 mm
B49.212 mm
C34.925 mm
R(Min.)3.6 mm
R1(Min.)3.2 mm
Basic Load Ratings : Cr433 kN
Basic Load Ratings : C0R471 kN
Fatigue Load Limit : Cu58.8 kN
Limiting Speeds(Grease Lub.)1400 min-1
Limiting Speeds(Oil Lub.)1900 min-1
Load Center Spread : A54.5 mm
Constant :E0.63
Axial Load Factors : Y10.95
Axial Load Factors : Y00.52
Da114.0 mm
Db123.0 mm
Da170.0 mm
Db185.0 mm
Ra(Max.)3.6 mm
Rb(Max.)3.2 mm
Mass(Refer.)6.83 kg

Technical documents & data sheet

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Record identity
KOYO 98400/788
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