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KOYO / Single-row / metric series

KOYO 30320

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

Technical data available
Bore diameterd
100 mm
Outside diameterD
215 mm
WidthB
47 mm
Dynamic load ratingC
430 kN
Static load ratingC0
400 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 / constructionSingle-row / Metric series
Bore diameterd100 mm
Outside diameterD215 mm
WidthB47 mm
Basic dynamic load ratingC430 kN
Basic static load ratingC0400 kN
Fatigue load limitPu52.5 kN
Limiting speednG1800 r/min
Mass≈m7.76 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key050-010-010
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathTapered roller bearings - Single-row - Metric series
Official Classification 1Tapered roller bearings / Single-row / Metric series
Technical Data25 parameters
Technical Data
ParameterSymbolValue
d100 mm
D215 mm
T51.5 mm
B47 mm
C39 mm
R(Min.)4 mm
R1(Min.)3 mm
Basic Load Ratings : Cr430 kN
Basic Load Ratings : C0R400 kN
Fatigue Load Limit : Cu52.5 kN
Limiting Speeds(Grease Lub.)1800 min-1
Limiting Speeds(Oil Lub.)2400 min-1
Load Center Spread : A41.4 mm
Constant E0.35
Axial Load Factors : Y11.73
Axial Load Factors : Y00.95
Da(Min.)184 mm
Db(Max.)127 mm
Da(Max.)201 mm
Db(Min.)200 mm
Sa(Min.)6 mm
Sb(Min.)12.5 mm
Ra(Max.)3 mm
Rb(Max.)2.5 mm
Mass(Refer.)7.76 kg

Technical documents & data sheet

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Record identity
KOYO 30320
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