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TIMKEN / Tdo - tapered double outer

TIMKEN 539-99409

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

Technical data available
Bore diameterd
53.975 mm
Outside diameterD
111.125 mm
WidthB
79.375 mm
Dynamic load ratingC
355 kN
Static load ratingC0
411 kN
Mass≈m
3.28 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
Series535
Variant / constructionTDO - Tapered Double Outer
Bore diameterd53.975 mm
Outside diameterD111.125 mm
WidthB79.375 mm
Basic dynamic load ratingC355 kN
Basic static load ratingC0411 kN
Mass≈m3.28 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.97
Y1 Factor2.28
Y2 Factor3.39
Y0 Factor2.23
E Factor0.30
Cg Factor0.0938
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100373713
World Assembly Part Number539_533D
Inner Ring Part Number539
Outer Ring Part Number533D
Drawing NumberA-4936
Upc0013992344106
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.167
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTDO - Tapered Double Outer
ConstructionDouble Row Tapered Roller Bearing Assembly | Imperial Series | 2.1250 in Bore | 4.3750 in OD | 3.1250 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows2
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating92,100 N
Axial Rating26,800 N
Dynamic Rating C1355,000 N
Dynamic Rating C9092,100 N
Dynamic Axial Rating Ca9026,800 N
Dynamic Axial Rating Ca1104,000 N
Static Radial Rating C0411,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A178,000 N

Technical documents & data sheet

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Record identity
TIMKEN 539-99409
Document matching
Exact designation, assembly scope, revision and units must agree.

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