99,016 bearing records · search, filter and compare

TIMKEN / Ts - tapered single

TIMKEN SET1221

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

Technical data available
Bore diameterd
140 mm
Outside diameterD
250 mm
WidthB
71.75 mm
Dynamic load ratingC
748 kN
Static load ratingC0
1070 kN
Mass≈m
14.33 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
Series32228
Variant / constructionTS - Tapered Single
Bore diameterd140 mm
Outside diameterD250 mm
WidthB71.75 mm
Basic dynamic load ratingC748 kN
Basic static load ratingC01070 kN
Mass≈m14.33 kg
Precision classABMA Class K
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.34
Y1 Factor1.38
Y2 Factor0.00
Y0 Factor0.76
E Factor0.44
Cg Factor0.1348
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100747933
World Assembly Part NumberX32228M_Y32228M
Inner Ring Part NumberX32228M
Outer Ring Part NumberY32228M
Drawing NumberB-156578
Upc0085706041533
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:46.73
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 5.5118 in Bore | 9.8425 in OD | 2.8248 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class K
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width79.900 mm
Radial Rating194,000 N
Axial Rating145,000 N
Dynamic Rating C1748,000 N
Dynamic Rating C90194,000 N
Dynamic Axial Rating Ca90145,000 N
Dynamic Axial Rating Ca1557,000 N
Static Radial Rating C01,070,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A1,360,000 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 SET1221
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