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TIMKEN / Ts - tapered single

TIMKEN 37431A / 37625

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
23.02 mm
Dynamic load ratingC
137 kN
Static load ratingC0
179 kN
Mass≈m
1.32 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 / constructionTS - Tapered Single
Bore diameterd109.538 mm
Outside diameterD158.75 mm
WidthB23.02 mm
Basic dynamic load ratingC137 kN
Basic static load ratingC0179 kN
Mass≈m1.32 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.96
Y1 Factor0.99
Y2 Factor0.00
Y0 Factor0.54
E Factor0.61
Cg Factor0.1443
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100028712
World Assembly Part Number37431A_37625
Inner Ring Part Number37431A
Outer Ring Part Number37625
Drawing NumberB-81826
Upc0053893656984
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:46.32
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 4.3125 in Bore | 6.2500 in OD | 0.9063 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width27.238 mm
Radial Rating35,400 N
Axial Rating36,700 N
Dynamic Rating C1137,000 N
Dynamic Rating C9035,400 N
Dynamic Axial Rating Ca9036,700 N
Dynamic Axial Rating Ca1142,000 N
Static Radial Rating C0179,000 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 37431A / 37625
Document matching
Exact designation, assembly scope, revision and units must agree.

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