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TIMKEN / Ts - tapered single

TIMKEN JM205149-99304

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

Technical data available
Bore diameterd
50 mm
Outside diameterD
90 mm
WidthB
28 mm
Dynamic load ratingC
147 kN
Static load ratingC0
154 kN
Mass≈m
0.75 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
SeriesM205100
Variant / constructionTS - Tapered Single
Bore diameterd50 mm
Outside diameterD90 mm
WidthB28 mm
Basic dynamic load ratingC147 kN
Basic static load ratingC0154 kN
Mass≈m0.75 kg
Precision classABMA Class C
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.78
Y1 Factor1.82
Y2 Factor0.00
Y0 Factor1.00
E Factor0.33
Cg Factor0.0885
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100123173
World Assembly Part NumberJM205149_JM205110
Inner Ring Part NumberJM205149
Outer Ring Part NumberJM205110
Drawing NumberA-35542
Upc0013992339928
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.583
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 1.9685 in Bore | 3.5433 in OD | 1.1024 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class C
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width31.100 mm
Radial Rating38,000 N
Axial Rating21,400 N
Dynamic Rating C1147,000 N
Dynamic Rating C9038,000 N
Dynamic Axial Rating Ca9021,400 N
Dynamic Axial Rating Ca182,500 N
Static Radial Rating C0154,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A148,000 N

Technical documents & data sheet

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Record identity
TIMKEN JM205149-99304
Document matching
Exact designation, assembly scope, revision and units must agree.

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