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TIMKEN / Ts - tapered single

TIMKEN NP379940 / NP702520

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

Technical data available
Bore diameterd
57.15 mm
Outside diameterD
123.825 mm
WidthB
36.512 mm
Dynamic load ratingC
214 kN
Static load ratingC0
208 kN
Mass≈m
1.96 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
Series72000C
Variant / constructionTS - Tapered Single
Bore diameterd57.15 mm
Outside diameterD123.825 mm
WidthB36.512 mm
Basic dynamic load ratingC214 kN
Basic static load ratingC0208 kN
Mass≈m1.96 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.79
Y1 Factor0.81
Y2 Factor-1.00
Y0 Factor0.45
E Factor0.74
Cg Factor0.0825
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number190081197190081198
World Assembly Part NumberNP379940 / NP702520
Inner Ring Part NumberNP379940
Outer Ring Part NumberNP702520
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 Width37.891 mm
Radial Rating55,500 N
Axial Rating70,100 N
Dynamic Rating C1214,000 N
Dynamic Rating C9055,500 N
Dynamic Axial Rating Ca9070,100 N
Dynamic Axial Rating Ca1270,000 N
Static Radial Rating C0208,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A447,000 N

Technical documents & data sheet

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Record identity
TIMKEN NP379940 / NP702520
Document matching
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