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TIMKEN / Ts - tapered single

TIMKEN HM743345 / HM743310

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

Technical data available
Bore diameterd
209.55 mm
Outside diameterD
333.375 mm
WidthB
69.851 mm
Dynamic load ratingC
917 kN
Static load ratingC0
1570 kN
Mass≈m
22.11 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
SeriesHM743300
Variant / constructionTS - Tapered Single
Bore diameterd209.55 mm
Outside diameterD333.375 mm
WidthB69.851 mm
Basic dynamic load ratingC917 kN
Basic static load ratingC01570 kN
Mass≈m22.11 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.33
Y1 Factor1.37
Y2 Factor-1.00
Y0 Factor0.75
E Factor0.44
Cg Factor0.1433
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100061086100114763
World Assembly Part NumberHM743345 / HM743310
Inner Ring Part NumberHM743345
Outer Ring Part NumberHM743310
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 Width74.950 mm
Radial Rating238,000 N
Axial Rating179,000 N
Dynamic Rating C1917,000 N
Dynamic Rating C90238,000 N
Dynamic Axial Rating Ca90179,000 N
Dynamic Axial Rating Ca1689,000 N
Static Radial Rating C01,570,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A2,010,000 N

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
TIMKEN HM743345 / HM743310
Document matching
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