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KOYO / Double-row / open

KOYO 3307

Angular contact ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
35 mm
Outside diameterD
80 mm
WidthB
34.9 mm
Dynamic load ratingC
60.7 kN
Static load ratingC0
46.8 kN
Limiting speednG
5200 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 specifications10 parameters
Core specifications
ParameterSymbolValue
Variant / constructionDouble-row / Open
Bore diameterd35 mm
Outside diameterD80 mm
WidthB34.9 mm
Basic dynamic load ratingC60.7 kN
Basic static load ratingC046.8 kN
Fatigue load limitPu2.4 kN
Limiting speednG5200 r/min
Mass≈m0.816 kg
SealingOpen
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key020-030-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathAngular contact ball bearings - Double-row - Open
Official Classification 1Angular contact ball bearings / Double-row / Open
Technical Data15 parameters
Technical Data
ParameterSymbolValue
d35 mm
D80 mm
B34.9 mm
R(Min.)1.5 mm
Basic Load Ratings : Cr60.7 kN
Basic Load Ratings : C0R46.8 kN
Fatigue Load Limit : Cu2.40 kN
Limiting Speeds(Grease Lub.)5200 min-1
Limiting Speeds(Oil Lub.)7000 min-1
Load Center Spread : A53.4 mm
Da(Min.)44 mm
Da(Max.)- mm
Da(Max.)71.5 mm
Ra(Max.)1.5 mm
Mass(Refer.)0.816 kg

Technical documents & data sheet

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Record identity
KOYO 3307
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