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TIMKEN / Ts - tapered single

TIMKEN L357049-903A3

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

Technical data available
Bore diameterd
304.8 mm
Outside diameterD
393.7 mm
WidthB
50.8 mm
Dynamic load ratingC
586 kN
Static load ratingC0
1310 kN
Mass≈m
14.5 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
SeriesL357000
Variant / constructionTS - Tapered Single
Bore diameterd304.8 mm
Outside diameterD393.7 mm
WidthB50.8 mm
Basic dynamic load ratingC586 kN
Basic static load ratingC01310 kN
Mass≈m14.5 kg
Precision classABMA Class 3
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.63
Y1 Factor1.67
Y2 Factor0.00
Y0 Factor0.92
E Factor0.36
Cg Factor0.1585
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100133615
World Assembly Part NumberL357049_L357010
Inner Ring Part NumberL357049
Outer Ring Part NumberL357010
Drawing NumberC-27469
Upc0053893152158
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.673
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionPrecision Tapered Roller Bearing Assembly | Imperial Series | 12.0000 in Bore | 15.5000 in OD | 2.0000 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 3
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width57.900 mm
Radial Rating152,000 N
Axial Rating93,500 N
Dynamic Rating C1586,000 N
Dynamic Rating C90152,000 N
Dynamic Axial Rating Ca9093,500 N
Dynamic Axial Rating Ca1360,000 N
Static Radial Rating C01,310,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A1,370,000 N

Technical documents & data sheet

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Record identity
TIMKEN L357049-903A3
Document matching
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