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TIMKEN / Ts - tapered single

TIMKEN M903345 / M903310

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

Technical data available
Bore diameterd
41.275 mm
Outside diameterD
92.075 mm
WidthB
26.195 mm
Dynamic load ratingC
101 kN
Static load ratingC0
92.5 kN
Mass≈m
0.76 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 specifications11 parameters
Core specifications
ParameterSymbolValue
SeriesM903300
Variant / constructionTS - Tapered Single
Bore diameterd41.275 mm
Outside diameterD92.075 mm
WidthB26.195 mm
Basic dynamic load ratingC101 kN
Basic static load ratingC092.5 kN
Mass≈m0.76 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.70
Y1 Factor0.72
Y2 Factor0.00
Y0 Factor0.40
E Factor0.83
Cg Factor0.0948
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100098804
World Assembly Part NumberM903345_M903310
Inner Ring Part NumberM903345
Outer Ring Part NumberM903310
Drawing NumberA-18897
Upc0053893799483
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.503
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 1.6250 in Bore | 3.6250 in OD | 1.0313 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width32.212 mm
Radial Rating26,300 N
Axial Rating37,400 N
Dynamic Rating C1101,000 N
Dynamic Rating C9026,300 N
Dynamic Axial Rating Ca9037,400 N
Dynamic Axial Rating Ca1144,000 N
Static Radial Rating C092,500 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A224,000 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 M903345 / M903310
Document matching
Exact designation, assembly scope, revision and units must agree.

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