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TIMKEN / Ts - tapered single

TIMKEN 344 / 333

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

Technical data available
Bore diameterd
40 mm
Outside diameterD
80 mm
WidthB
21 mm
Dynamic load ratingC
94.3 kN
Static load ratingC0
83.4 kN
Mass≈m
0.49 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
Series335
Variant / constructionTS - Tapered Single
Bore diameterd40 mm
Outside diameterD80 mm
WidthB21 mm
Basic dynamic load ratingC94.3 kN
Basic static load ratingC083.4 kN
Mass≈m0.49 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor2.14
Y1 Factor2.20
Y2 Factor-1.00
Y0 Factor1.21
E Factor0.27
Cg Factor0.0676
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100040368100037125
World Assembly Part Number344 / 333
Inner Ring Part Number344
Outer Ring Part Number333
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 Width24.203 mm
Radial Rating24,400 N
Axial Rating11,400 N
Dynamic Rating C194,300 N
Dynamic Rating C9024,400 N
Dynamic Axial Rating Ca9011,400 N
Dynamic Axial Rating Ca144,100 N
Static Radial Rating C083,400 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A66,300 N

Technical documents & data sheet

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Record identity
TIMKEN 344 / 333
Document matching
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