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TIMKEN / Ts - tapered single

TIMKEN 25590 / 25527

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

Technical data available
Bore diameterd
45.618 mm
Outside diameterD
85 mm
WidthB
26.987 mm
Dynamic load ratingC
90.5 kN
Static load ratingC0
111 kN
Mass≈m
0.63 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
Series25500
Variant / constructionTS - Tapered Single
Bore diameterd45.618 mm
Outside diameterD85 mm
WidthB26.987 mm
Basic dynamic load ratingC90.5 kN
Basic static load ratingC0111 kN
Mass≈m0.63 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.74
Y1 Factor1.79
Y2 Factor-1.00
Y0 Factor0.99
E Factor0.33
Cg Factor0.0801
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100049997100044937
World Assembly Part Number25590 / 25527
Inner Ring Part Number25590
Outer Ring Part Number25527
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 Width26.987 mm
Radial Rating23,500 N
Axial Rating13,500 N
Dynamic Rating C190,500 N
Dynamic Rating C9023,500 N
Dynamic Axial Rating Ca9013,500 N
Dynamic Axial Rating Ca151,900 N
Static Radial Rating C0111,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A108,000 N

Technical documents & data sheet

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Record identity
TIMKEN 25590 / 25527
Document matching
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