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TIMKEN / Ts - tapered single

TIMKEN 525 / 522A

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

Technical data available
Bore diameterd
38.1 mm
Outside diameterD
100.038 mm
WidthB
39.688 mm
Dynamic load ratingC
165 kN
Static load ratingC0
191 kN
Mass≈m
1.52 kg

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 specifications8 parameters
Core specifications
ParameterSymbolValue
Series525
Variant / constructionTS - Tapered Single
Bore diameterd38.1 mm
Outside diameterD100.038 mm
WidthB39.688 mm
Basic dynamic load ratingC165 kN
Basic static load ratingC0191 kN
Mass≈m1.52 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor2.05
Y1 Factor2.10
Y2 Factor-1.00
Y0 Factor1.16
E Factor0.29
Cg Factor0.0894
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100029418100029405
World Assembly Part Number525 / 522A
Inner Ring Part Number525
Outer Ring Part Number522A
Official Source SystemTS_PREPAIR
Official Last Run2026-08-23T00:00:00
Product Identity3 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width39.688 mm
Radial Rating42,700 N
Axial Rating20,800 N
Dynamic Rating C1165,000 N
Dynamic Rating C9042,700 N
Dynamic Axial Rating Ca9020,800 N
Dynamic Axial Rating Ca180,400 N
Static Radial Rating C0191,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A159,000 N

Technical documents & data sheet

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Record identity
TIMKEN 525 / 522A
Document matching
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