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KOYO / Double-row / open

KOYO 3310

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

Technical data available
Bore diameterd
50 mm
Outside diameterD
110 mm
WidthB
44.4 mm
Dynamic load ratingC
108 kN
Static load ratingC0
88.6 kN
Limiting speednG
3800 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 diameterd50 mm
Outside diameterD110 mm
WidthB44.4 mm
Basic dynamic load ratingC108 kN
Basic static load ratingC088.6 kN
Fatigue load limitPu4.6 kN
Limiting speednG3800 r/min
Mass≈m1.95 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
d50 mm
D110 mm
B44.4 mm
R(Min.)2 mm
Basic Load Ratings : Cr108 kN
Basic Load Ratings : C0R88.6 kN
Fatigue Load Limit : Cu4.60 kN
Limiting Speeds(Grease Lub.)3800 min-1
Limiting Speeds(Oil Lub.)5000 min-1
Load Center Spread : A71.7 mm
Da(Min.)60 mm
Da(Max.)- mm
Da(Max.)100 mm
Ra(Max.)2 mm
Mass(Refer.)1.95 kg

Technical documents & data sheet

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Record identity
KOYO 3310
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