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TIMKEN / Radial srb

TIMKEN 21307EJW33C4

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

Technical data available
Bore diameterd
35 mm
Outside diameterD
80 mm
WidthB
21 mm
Dynamic load ratingC
91.8 kN
Static load ratingC0
77.8 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 specifications10 parameters
Core specifications
ParameterSymbolValue
SeriesEX26981
Variant / constructionRadial SRB
Bore diameterd35 mm
Outside diameterD80 mm
WidthB21 mm
Basic dynamic load ratingC91.8 kN
Basic static load ratingC077.8 kN
Mass≈m0.51 kg
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.00
Y1 Factor2.56
Y2 Factor3.81
Y0 Factor2.50
E Factor0.26
Cg Factor0.0437
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190020291
World Assembly Part Number21307EJW33
Inner Ring Part Number35ASDC13
Outer Ring Part Number35ESDC13W33
Drawing NumberM101064
Upc0087796224056
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:46.737
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionRadial SRB
ConstructionSpherical Roller Bearing | Imperial Series | 1.3780 in Bore | 3.1496 in OD | 0.8268 in Width | Open | Cylindrical Bore | Steel Cage | C4 Clearance | Bearing contains application features
Number Of Rows2
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating91,800 N
Axial Rating0 N
Dynamic Rating C191,800 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C077,800 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN 21307EJW33C4
Document matching
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