TIMKEN LM377449H-902C5

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

Technical data available

Bore diameterd: 558.8 mm
Outside diameterD: 736.6 mm
WidthB: 104.775 mm
Dynamic load ratingC: 2860 kN
Static load ratingC0: 6090 kN
Mass≈m: 114.54 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		LM377400
Variant / construction		TS - Tapered Single
Bore diameter	d	558.8 mm
Outside diameter	D	736.6 mm
Width	B	104.775 mm
Basic dynamic load rating	C	2860 kN
Basic static load rating	C0	6090 kN
Mass	≈m	114.54 kg
Precision class		ABMA Class 2
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.69
Y1 Factor		1.73
Y2 Factor		0.00
Y0 Factor		0.95
E Factor		0.35
Cg Factor		0.2705

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100145830
World Assembly Part Number		LM377449H_LM377410
Inner Ring Part Number		LM377449H
Outer Ring Part Number		LM377410
Drawing Number		C-54535
Upc		0053893928999
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:46.327

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TS - Tapered Single
Construction		Single Row Tapered Roller Bearing Assembly \| Imperial Series \| 22.0000 in Bore \| 29.0000 in OD \| 4.1250 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 2
Number Of Rows		1
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		121.875 mm
Radial Rating		741,000 N
Axial Rating		439,000 N
Dynamic Rating C1		2,860,000 N
Dynamic Rating C90		741,000 N
Dynamic Axial Rating Ca90		439,000 N
Dynamic Axial Rating Ca1		1,690,000 N
Static Radial Rating C0		6,090,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		6,150,000 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 LM377449H-902C5
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.

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