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TIMKEN / Ts - tapered single

TIMKEN LM120749 / LM120710

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

Technical data available
Bore diameterd
101.6 mm
Outside diameterD
146.05 mm
WidthB
31.75 mm
Dynamic load ratingC
172 kN
Static load ratingC0
292 kN
Mass≈m
1.69 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
SeriesLM120700
Variant / constructionTS - Tapered Single
Bore diameterd101.6 mm
Outside diameterD146.05 mm
WidthB31.75 mm
Basic dynamic load ratingC172 kN
Basic static load ratingC0292 kN
Mass≈m1.69 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor2.17
Y1 Factor2.23
Y2 Factor-1.00
Y0 Factor1.23
E Factor0.27
Cg Factor0.1302
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100017386100012704
World Assembly Part NumberLM120749 / LM120710
Inner Ring Part NumberLM120749
Outer Ring Part NumberLM120710
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 Width33.250 mm
Radial Rating44,600 N
Axial Rating20,500 N
Dynamic Rating C1172,000 N
Dynamic Rating C9044,600 N
Dynamic Axial Rating Ca9020,500 N
Dynamic Axial Rating Ca179,200 N
Static Radial Rating C0292,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A229,000 N

Technical documents & data sheet

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Record identity
TIMKEN LM120749 / LM120710
Document matching
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