TIMKEN L778149-90017

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

Technical data available

Bore diameterd: 584.2 mm
Outside diameterD: 709.612 mm
WidthB: 58.738 mm
Dynamic load ratingC: 1210 kN
Static load ratingC0: 2930 kN
Mass≈m: 43.61 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		L778100
Variant / construction		TS - Tapered Single
Bore diameter	d	584.2 mm
Outside diameter	D	709.612 mm
Width	B	58.738 mm
Basic dynamic load rating	C	1210 kN
Basic static load rating	C0	2930 kN
Mass	≈m	43.61 kg
Precision class		ABMA Class 3
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.23
Y1 Factor		1.26
Y2 Factor		0.00
Y0 Factor		0.69
E Factor		0.48
Cg Factor		0.2541

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100113674
World Assembly Part Number		L778149_L778110
Inner Ring Part Number		L778149
Outer Ring Part Number		L778110
Drawing Number		E-24678
Upc		0053893687735
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		Single Row Tapered Roller Bearing Assembly \| Imperial Series \| 23.0000 in Bore \| 27.9375 in OD \| 2.3125 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		68.650 mm
Radial Rating		313,000 N
Axial Rating		254,000 N
Dynamic Rating C1		1,210,000 N
Dynamic Rating C90		313,000 N
Dynamic Axial Rating Ca90		254,000 N
Dynamic Axial Rating Ca1		981,000 N
Static Radial Rating C0		2,930,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		4,060,000 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 L778149-90017
Document matching: Exact designation, assembly scope, revision and units must agree.

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