99,016 bearing records · search, filter and compare

TIMKEN / Ts - tapered single

TIMKEN 338 / 333

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

Technical data available
Bore diameterd
25.4 mm
Outside diameterD
80 mm
WidthB
21 mm
Dynamic load ratingC
79.5 kN
Static load ratingC0
83.4 kN
Mass≈m
0.63 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 specifications8 parameters
Core specifications
ParameterSymbolValue
Series335
Variant / constructionTS - Tapered Single
Bore diameterd25.4 mm
Outside diameterD80 mm
WidthB21 mm
Basic dynamic load ratingC79.5 kN
Basic static load ratingC083.4 kN
Mass≈m0.63 kg
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor2.14
Y1 Factor2.20
Y2 Factor-1.00
Y0 Factor1.21
E Factor0.27
Cg Factor0.0676
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number100038339100037125
World Assembly Part Number338 / 333
Inner Ring Part Number338
Outer Ring Part Number333
Official Source SystemTS_PREPAIR
Official Last Run2026-08-23T00:00:00
Product Identity3 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width24.203 mm
Radial Rating20,600 N
Axial Rating9,640 N
Dynamic Rating C179,500 N
Dynamic Rating C9020,600 N
Dynamic Axial Rating Ca909,640 N
Dynamic Axial Rating Ca137,200 N
Static Radial Rating C083,400 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A66,300 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 338 / 333
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