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TIMKEN / Ts - tapered single

TIMKEN 9185 / 9121

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

Technical data available
Bore diameterd
68.262 mm
Outside diameterD
152.4 mm
WidthB
47.625 mm
Dynamic load ratingC
338 kN
Static load ratingC0
306 kN
Mass≈m
3.75 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
Series9100
Variant / constructionTS - Tapered Single
Bore diameterd68.262 mm
Outside diameterD152.4 mm
WidthB47.625 mm
Basic dynamic load ratingC338 kN
Basic static load ratingC0306 kN
Mass≈m3.75 kg
Precision classABMA Class 7
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.89
Y1 Factor0.91
Y2 Factor0.00
Y0 Factor0.50
E Factor0.66
Cg Factor0.0912
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100053089
World Assembly Part Number9185_9121
Inner Ring Part Number9185
Outer Ring Part Number9121
Drawing NumberA-11013
Upc0053893782430
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:46.163
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 2.6875 in Bore | 6.0000 in OD | 1.8750 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 7
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width58.238 mm
Radial Rating87,700 N
Axial Rating98,500 N
Dynamic Rating C1338,000 N
Dynamic Rating C9087,700 N
Dynamic Axial Rating Ca9098,500 N
Dynamic Axial Rating Ca1380,000 N
Static Radial Rating C0306,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A584,000 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 9185 / 9121
Document matching
Exact designation, assembly scope, revision and units must agree.

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