TIMKEN LL889049-90015

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

Technical data available

Bore diameterd: 1270 mm
Outside diameterD: 1435.1 mm
WidthB: 69.85 mm
Dynamic load ratingC: 1840 kN
Static load ratingC0: 6650 kN
Mass≈m: 146.35 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		LL889000
Variant / construction		TS - Tapered Single
Bore diameter	d	1270 mm
Outside diameter	D	1435.1 mm
Width	B	69.85 mm
Basic dynamic load rating	C	1840 kN
Basic static load rating	C0	6650 kN
Mass	≈m	146.35 kg
Precision class		ABMA Class 4
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.02
Y1 Factor		1.05
Y2 Factor		0.00
Y0 Factor		0.58
E Factor		0.57
Cg Factor		0.4637

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100073174
World Assembly Part Number		LL889049_LL889010
Inner Ring Part Number		LL889049
Outer Ring Part Number		LL889010
Drawing Number		E-22795
Upc		0053893703992
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:48.497

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TS - Tapered Single
Construction		Single Row Tapered Roller Bearing Assembly \| Imperial Series \| 50.0000 in Bore \| 56.5000 in OD \| 2.7500 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 4
Number Of Rows		1
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		85.088 mm
Radial Rating		478,000 N
Axial Rating		467,000 N
Dynamic Rating C1		1,840,000 N
Dynamic Rating C90		478,000 N
Dynamic Axial Rating Ca90		467,000 N
Dynamic Axial Rating Ca1		1,800,000 N
Static Radial Rating C0		6,650,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		11,100,000 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 LL889049-90015
Document matching: Exact designation, assembly scope, revision and units must agree.

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