99,016 bearing records · search, filter and compare

TIMKEN / Tdo - tapered double outer

TIMKEN 37431-90029

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

Technical data available
Bore diameterd
109.538 mm
Outside diameterD
158.75 mm
WidthB
53.978 mm
Dynamic load ratingC
201 kN
Static load ratingC0
357 kN
Mass≈m
3.15 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
Series37000
Variant / constructionTDO - Tapered Double Outer
Bore diameterd109.538 mm
Outside diameterD158.75 mm
WidthB53.978 mm
Basic dynamic load ratingC201 kN
Basic static load ratingC0357 kN
Mass≈m3.15 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.96
Y1 Factor1.11
Y2 Factor1.66
Y0 Factor1.09
E Factor0.61
Cg Factor0.1443
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100025598
World Assembly Part Number37431_37626D
Inner Ring Part Number37431
Outer Ring Part Number37626D
Drawing NumberA-19560
Upc0053893274881
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.073
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTDO - Tapered Double Outer
ConstructionDouble Row Tapered Roller Bearing Assembly | Imperial Series | 4.3125 in Bore | 6.2500 in OD | 2.1251 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 Rating52,000 N
Axial Rating31,000 N
Dynamic Rating C1201,000 N
Dynamic Rating C9052,000 N
Dynamic Axial Rating Ca9031,000 N
Dynamic Axial Rating Ca1120,000 N
Static Radial Rating C0357,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A315,000 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 37431-90029
Document matching
Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search