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KOYO / Single-row / metric series

KOYO 30264

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

Technical data available
Bore diameterd
320 mm
Outside diameterD
580 mm
WidthB
92 mm
Dynamic load ratingC
2190 kN
Static load ratingC0
2770 kN
Limiting speednG
490 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 diameterd320 mm
Outside diameterD580 mm
WidthB92 mm
Basic dynamic load ratingC2190 kN
Basic static load ratingC02770 kN
Fatigue load limitPu273 kN
Limiting speednG490 r/min
Mass≈m108 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
d320 mm
D580 mm
T104 mm
B92 mm
C75 mm
R(Min.)6 mm
R1(Min.)5 mm
Basic Load Ratings : Cr2190 kN
Basic Load Ratings : C0R2770 kN
Fatigue Load Limit : Cu273 kN
Limiting Speeds(Grease Lub.)490 min-1
Limiting Speeds(Oil Lub.)660 min-1
Load Center Spread : A111.9 mm
Constant E0.42
Axial Load Factors : Y11.44
Axial Load Factors : Y00.79
Da(Min.)505 mm
Db(Max.)370 mm
Da(Max.)558 mm
Db(Min.)540 mm
Sa(Min.)14 mm
Sb(Min.)28 mm
Ra(Max.)5 mm
Rb(Max.)4 mm
Mass(Refer.)108 kg

Technical documents & data sheet

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Record identity
KOYO 30264
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