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TIMKEN / Ts - tapered single

TIMKEN HM218238 / HM218215

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

Technical data available
Bore diameterd
79.975 mm
Outside diameterD
152.4 mm
WidthB
40.001 mm
Dynamic load ratingC
325 kN
Static load ratingC0
388 kN
Mass≈m
3.27 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
SeriesHM218200
Variant / constructionTS - Tapered Single
Bore diameterd79.975 mm
Outside diameterD152.4 mm
WidthB40.001 mm
Basic dynamic load ratingC325 kN
Basic static load ratingC0388 kN
Mass≈m3.27 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.76
Y1 Factor1.80
Y2 Factor-1.00
Y0 Factor0.99
E Factor0.33
Cg Factor0.0921
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100092723100080157
World Assembly Part NumberHM218238 / HM218215
Inner Ring Part NumberHM218238
Outer Ring Part NumberHM218215
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 Width43.600 mm
Radial Rating84,200 N
Axial Rating47,900 N
Dynamic Rating C1325,000 N
Dynamic Rating C9084,200 N
Dynamic Axial Rating Ca9047,900 N
Dynamic Axial Rating Ca1185,000 N
Static Radial Rating C0388,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A376,000 N

Technical documents & data sheet

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Record identity
TIMKEN HM218238 / HM218215
Document matching
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