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TIMKEN / Ts - tapered single

TIMKEN 358-99403

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

Technical data available
Bore diameterd
45 mm
Outside diameterD
85 mm
WidthB
20.638 mm
Dynamic load ratingC
97 kN
Static load ratingC0
88.8 kN
Mass≈m
0.51 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
Series355
Variant / constructionTS - Tapered Single
Bore diameterd45 mm
Outside diameterD85 mm
WidthB20.638 mm
Basic dynamic load ratingC97 kN
Basic static load ratingC088.8 kN
Mass≈m0.51 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.91
Y1 Factor1.96
Y2 Factor0.00
Y0 Factor1.08
E Factor0.31
Cg Factor0.0732
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100046073
World Assembly Part Number358_354A
Inner Ring Part Number358
Outer Ring Part Number354A
Drawing NumberA-2830
Upc0013992327352
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.577
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 1.7717 in Bore | 3.3465 in OD | 0.8125 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width23.992 mm
Radial Rating25,100 N
Axial Rating13,200 N
Dynamic Rating C197,000 N
Dynamic Rating C9025,100 N
Dynamic Axial Rating Ca9013,200 N
Dynamic Axial Rating Ca150,900 N
Static Radial Rating C088,800 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A79,200 N

Technical documents & data sheet

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Record identity
TIMKEN 358-99403
Document matching
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