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KOYO / Single direction / with flat back faces

KOYO 51118

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

Technical data available
Bore diameterd
90 mm
Outside diameterD
120 mm
WidthB
22 mm
Limiting speednG
1900 r/min
Mass≈m
0.68 kg
d
90 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 diameterd90 mm
Outside diameterD120 mm
WidthB22 mm
Fatigue load limitPu8.4 kN
Limiting speednG1900 r/min
Mass≈m0.68 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
d90 mm
D120 mm
T22 mm
R(Min.)1 mm
Basic Load Ratings Ca74.6 kN
Basic Load Ratings C0A190 kN
Fatigue Load Limit : Cu8.4 kN
Limiting Speeds(Grease Lub.)1900 min-1
Limiting Speeds(Oil Lub.)2900 min-1
D1(Max.)120 mm
D1(Min.)92 mm
D2- mm
D3- mm
A- mm
R- mm
C- mm
Da(Min.)108 mm
Da(Max.)102 mm
Ra(Max.)1 mm
Mass(Refer.)0.68 kg

Technical documents & data sheet

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Record identity
KOYO 51118
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