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KOYO / Single direction / with flat back faces

KOYO 51226

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

Technical data available
Bore diameterd
130 mm
Outside diameterD
190 mm
WidthB
45 mm
Limiting speednG
970 r/min
Mass≈m
4.09 kg
d
130 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 diameterd130 mm
Outside diameterD190 mm
WidthB45 mm
Fatigue load limitPu22.2 kN
Limiting speednG970 r/min
Mass≈m4.09 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
d130 mm
D190 mm
T45 mm
R(Min.)1.5 mm
Basic Load Ratings Ca254 kN
Basic Load Ratings C0A620 kN
Fatigue Load Limit : Cu22.2 kN
Limiting Speeds(Grease Lub.)970 min-1
Limiting Speeds(Oil Lub.)1500 min-1
D1(Max.)187 mm
D1(Min.)133 mm
D2- mm
D3- mm
A- mm
R- mm
C- mm
Da(Min.)166 mm
Da(Max.)154 mm
Ra(Max.)1.5 mm
Mass(Refer.)4.09 kg

Technical documents & data sheet

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Record identity
KOYO 51226
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