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TIMKEN / Ts - tapered single

TIMKEN 45280-90021

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

Technical data available
Bore diameterd
44.45 mm
Outside diameterD
104.775 mm
WidthB
30.162 mm
Dynamic load ratingC
153 kN
Static load ratingC0
189 kN
Mass≈m
1.33 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
Series45200
Variant / constructionTS - Tapered Single
Bore diameterd44.45 mm
Outside diameterD104.775 mm
WidthB30.162 mm
Basic dynamic load ratingC153 kN
Basic static load ratingC0189 kN
Mass≈m1.33 kg
Precision classABMA Class 0
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.76
Y1 Factor1.80
Y2 Factor0.00
Y0 Factor0.99
E Factor0.33
Cg Factor0.0971
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100083730
World Assembly Part Number45280_45220
Inner Ring Part Number45280
Outer Ring Part Number45220
Drawing NumberA-16629
Upc0053893296371
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.07
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionPrecision Tapered Roller Bearing Assembly | Imperial Series | 1.7500 in Bore | 4.1250 in OD | 1.1875 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 0
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width35.258 mm
Radial Rating39,700 N
Axial Rating22,600 N
Dynamic Rating C1153,000 N
Dynamic Rating C9039,700 N
Dynamic Axial Rating Ca9022,600 N
Dynamic Axial Rating Ca187,300 N
Static Radial Rating C0189,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A184,000 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 45280-90021
Document matching
Exact designation, assembly scope, revision and units must agree.

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