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KOYO / Single-row / metric series

KOYO 33015JR

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

Technical data available
Bore diameterd
75 mm
Outside diameterD
115 mm
WidthB
31 mm
Dynamic load ratingC
177 kN
Static load ratingC0
225 kN
Limiting speednG
3200 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 diameterd75 mm
Outside diameterD115 mm
WidthB31 mm
Basic dynamic load ratingC177 kN
Basic static load ratingC0225 kN
Fatigue load limitPu35 kN
Limiting speednG3200 r/min
Mass≈m1.16 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
d75 mm
D115 mm
T31 mm
B31 mm
C25.5 mm
R(Min.)1.5 mm
R1(Min.)1.5 mm
Basic Load Ratings : Cr177 kN
Basic Load Ratings : C0R225 kN
Fatigue Load Limit : Cu35.0 kN
Limiting Speeds(Grease Lub.)3200 min-1
Limiting Speeds(Oil Lub.)4200 min-1
Load Center Spread : A22.9 mm
Constant E0.30
Axial Load Factors : Y12.01
Axial Load Factors : Y01.11
Da(Min.)104 mm
Db(Max.)83 mm
Da(Max.)106.5 mm
Db(Min.)110 mm
Sa(Min.)6 mm
Sb(Min.)5.5 mm
Ra(Max.)1.5 mm
Rb(Max.)1.5 mm
Mass(Refer.)1.16 kg

Technical documents & data sheet

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Record identity
KOYO 33015JR
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