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KOYO / Single direction / with flat back faces

KOYO 53268U

Axial deep groove ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
340 mm
Outside diameterD
460 mm
WidthB
113 mm
Limiting speednG
380 r/min
Mass≈m
55 kg
d
340 mm

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 specifications7 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSingle direction / With flat back faces
Bore diameterd340 mm
Outside diameterD460 mm
WidthB113 mm
Fatigue load limitPu63.8 kN
Limiting speednG380 r/min
Mass≈m55 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key070-010-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathThrust ball bearings - Single direction - With flat back faces
Official Classification 1Thrust ball bearings / Single direction / With flat back faces
Technical Data20 parameters
Technical Data
ParameterSymbolValue
d340 mm
D460 mm
T113 mm
R(Min.)3 mm
Basic Load Ratings Ca730 kN
Basic Load Ratings C0A2830 kN
Fatigue Load Limit : Cu63.8 kN
Limiting Speeds(Grease Lub.)380 min-1
Limiting Speeds(Oil Lub.)570 min-1
D1(Max.)455 mm
D1(Min.)345 mm
D2400 mm
D3470 mm
A- mm
R- mm
C36 mm
Da(Min.)411 mm
Da(Max.)389 mm
Ra(Max.)2.5 mm
Mass(Refer.)55 kg

Technical documents & data sheet

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Record identity
KOYO 53268U
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