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IKO / Machined type needle roller bearings

IKO TAFI253820

Needle roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
25 mm
Outside diameterD
38 mm
WidthB
20 mm
Dynamic load ratingC
21.6 kN
Static load ratingC0
37.2 kN
Limiting speednG
14000 r/min

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 specifications15 parameters
Core specifications
ParameterSymbolValue
SeriesTAFI
Variant / constructionMachined Type Needle Roller Bearings
Bore diameterd25 mm
Outside diameterD38 mm
WidthB20 mm
Basic dynamic load ratingC21.6 kN
Basic static load ratingC037.2 kN
Reference speednref8400 r/min
Limiting speednG14000 r/min
Mass≈m0.08201 kg
Precision classJIS, Class 0
CageSteel
Bearing materialHigh Carbon Chrome Steel
Minimum operating temperatureTmin-20 °C
Maximum operating temperatureTmax120 °C
Manufacturer Identity1 parameter
Manufacturer Identity
ParameterSymbolValue
Cad Part NumberTAFI253820
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Short DescriptionMachined Type Needle Roller Bearings
Long DescriptionMachined Type Needle Roller Bearings, High Carbon Steel, Oil Hole, Inner Ring
Official Bearing FamilyNeedle Roller Bearings
Official Bearing TypeMachined Type Needle Roller Bearings
Materials2 parameters
Materials
ParameterSymbolValue
Rolling Element MaterialSUJ2
Retainer MaterialSteel
Technical Data2 parameters
Technical Data
ParameterSymbolValue
Rolling ElementRoller
RelubricatableYes

Technical documents & data sheet

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Record identity
IKO TAFI253820
Document matching
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