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KOYO / Single direction / with flat back faces

KOYO 53328U

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

Technical data available
Bore diameterd
140 mm
Outside diameterD
240 mm
WidthB
92 mm
Limiting speednG
620 r/min
Mass≈m
18 kg
d
140 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 diameterd140 mm
Outside diameterD240 mm
WidthB92 mm
Fatigue load limitPu36.9 kN
Limiting speednG620 r/min
Mass≈m18 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
d140 mm
D240 mm
T92 mm
R(Min.)2.1 mm
Basic Load Ratings Ca458 kN
Basic Load Ratings C0A1130 kN
Fatigue Load Limit : Cu36.9 kN
Limiting Speeds(Grease Lub.)620 min-1
Limiting Speeds(Oil Lub.)950 min-1
D1(Max.)235 mm
D1(Min.)144 mm
D2190 mm
D3250 mm
A- mm
R- mm
C26 mm
Da(Min.)199 mm
Da(Max.)181 mm
Ra(Max.)2 mm
Mass(Refer.)18 kg

Technical documents & data sheet

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Record identity
KOYO 53328U
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