TIMKEN LM869448-903A5

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

Technical data available

Bore diameterd: 431.8 mm
Outside diameterD: 571.5 mm
WidthB: 74.612 mm
Dynamic load ratingC: 1230 kN
Static load ratingC0: 2810 kN
Mass≈m: 47.68 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		LM869400
Variant / construction		TS - Tapered Single
Bore diameter	d	431.8 mm
Outside diameter	D	571.5 mm
Width	B	74.612 mm
Basic dynamic load rating	C	1230 kN
Basic static load rating	C0	2810 kN
Mass	≈m	47.68 kg
Precision class		ABMA Class 3
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.07
Y1 Factor		1.10
Y2 Factor		0.00
Y0 Factor		0.60
E Factor		0.55
Cg Factor		0.2326

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100112571
World Assembly Part Number		LM869448_LM869410
Inner Ring Part Number		LM869448
Outer Ring Part Number		LM869410
Drawing Number		E-23601
Upc		0053893145686
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:47.683

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TS - Tapered Single
Construction		Precision Tapered Roller Bearing Assembly \| Imperial Series \| 17.0000 in Bore \| 22.5000 in OD \| 2.9375 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 3
Number Of Rows		1
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		86.612 mm
Radial Rating		319,000 N
Axial Rating		298,000 N
Dynamic Rating C1		1,230,000 N
Dynamic Rating C90		319,000 N
Dynamic Axial Rating Ca90		298,000 N
Dynamic Axial Rating Ca1		1,150,000 N
Static Radial Rating C0		2,810,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		4,470,000 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 LM869448-903A5
Document matching: Exact designation, assembly scope, revision and units must agree.

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