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TIMKEN / Ts - tapered single

TIMKEN NP368739 / NP758445

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

Technical data available
Bore diameterd
139.7 mm
Outside diameterD
254 mm
WidthB
66.675 mm
Dynamic load ratingC
783 kN
Static load ratingC0
1030 kN
Mass≈m
14.05 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
Series99000
Variant / constructionTS - Tapered Single
Bore diameterd139.7 mm
Outside diameterD254 mm
WidthB66.675 mm
Basic dynamic load ratingC783 kN
Basic static load ratingC01030 kN
Mass≈m14.05 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.43
Y1 Factor1.47
Y2 Factor-1.00
Y0 Factor0.81
E Factor0.41
Cg Factor0.1459
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number190002261100114225
World Assembly Part NumberNP368739 / NP758445
Inner Ring Part NumberNP368739
Outer Ring Part NumberNP758445
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 Width71.475 mm
Radial Rating203,000 N
Axial Rating141,000 N
Dynamic Rating C1783,000 N
Dynamic Rating C90203,000 N
Dynamic Axial Rating Ca90141,000 N
Dynamic Axial Rating Ca1545,000 N
Static Radial Rating C01,030,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A1,220,000 N

Technical documents & data sheet

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Record identity
TIMKEN NP368739 / NP758445
Document matching
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