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TIMKEN / Ts - tapered single

TIMKEN 23491 / 23420

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

Technical data available
Bore diameterd
31.75 mm
Outside diameterD
68.262 mm
WidthB
26.988 mm
Dynamic load ratingC
80.7 kN
Static load ratingC0
91 kN
Mass≈m
0.46 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
Series23400
Variant / constructionTS - Tapered Single
Bore diameterd31.75 mm
Outside diameterD68.262 mm
WidthB26.988 mm
Basic dynamic load ratingC80.7 kN
Basic static load ratingC091 kN
Mass≈m0.46 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.66
Y1 Factor1.71
Y2 Factor0.00
Y0 Factor0.94
E Factor0.35
Cg Factor0.0697
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100059092
World Assembly Part Number23491_23420
Inner Ring Part Number23491
Outer Ring Part Number23420
Drawing NumberA-11940
Upc0013992332998
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:46.307
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 1.2500 in Bore | 2.6875 in OD | 1.0625 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width29.488 mm
Radial Rating20,900 N
Axial Rating12,600 N
Dynamic Rating C180,700 N
Dynamic Rating C9020,900 N
Dynamic Axial Rating Ca9012,600 N
Dynamic Axial Rating Ca148,500 N
Static Radial Rating C091,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A93,100 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 23491 / 23420
Document matching
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