TIMKEN LM654649-90081

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

Technical data available

Bore diameterd: 285.75 mm
Outside diameterD: 380.898 mm
WidthB: 139.7 mm
Dynamic load ratingC: 1260 kN
Static load ratingC0: 3440 kN
Mass≈m: 40.74 kg

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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
Parameter	Symbol	Value
Series		LM654600
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	285.75 mm
Outside diameter	D	380.898 mm
Width	B	139.7 mm
Basic dynamic load rating	C	1260 kN
Basic static load rating	C0	3440 kN
Mass	≈m	40.74 kg
Precision class		ABMA Class 2
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.35
Y1 Factor		1.56
Y2 Factor		2.33
Y0 Factor		1.53
E Factor		0.43
Cg Factor		0.1744

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100074051
World Assembly Part Number		LM654649_LM654610CD
Inner Ring Part Number		LM654649
Outer Ring Part Number		LM654610CD
Drawing Number		C-42054
Upc		0053893659985
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:47.677

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 11.2500 in Bore \| 14.9960 in OD \| 5.5000 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 2
Number Of Rows		2
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		0.000 mm
Radial Rating		326,000 N
Axial Rating		138,000 N
Dynamic Rating C1		1,260,000 N
Dynamic Rating C90		326,000 N
Dynamic Axial Rating Ca90		138,000 N
Dynamic Axial Rating Ca1		533,000 N
Static Radial Rating C0		3,440,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		2,160,000 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 LM654649-90081
Document matching: Exact designation, assembly scope, revision and units must agree.

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