99,016 bearing records · search, filter and compare

KOYO / Single direction / with flat back faces

KOYO 51408

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

Technical data available
Bore diameterd
40 mm
Outside diameterD
90 mm
WidthB
36 mm
Limiting speednG
1700 r/min
Mass≈m
1.14 kg
d
40 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 diameterd40 mm
Outside diameterD90 mm
WidthB36 mm
Fatigue load limitPu9.25 kN
Limiting speednG1700 r/min
Mass≈m1.14 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
d40 mm
D90 mm
T36 mm
R(Min.)1.1 mm
Basic Load Ratings Ca141 kN
Basic Load Ratings C0A205 kN
Fatigue Load Limit : Cu9.25 kN
Limiting Speeds(Grease Lub.)1700 min-1
Limiting Speeds(Oil Lub.)2600 min-1
D1(Max.)90 mm
D1(Min.)42 mm
D2- mm
D3- mm
A- mm
R- mm
C- mm
Da(Min.)70 mm
Da(Max.)60 mm
Ra(Max.)1 mm
Mass(Refer.)1.14 kg

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
KOYO 51408
Document matching
Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search