TIMKEN LL789849-90012

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

Technical data available

Bore diameterd: 1784.35 mm
Outside diameterD: 2006.6 mm
WidthB: 241.3 mm
Dynamic load ratingC: 8410 kN
Static load ratingC0: 37900 kN
Mass≈m: 978.66 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		LL789800
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	1784.35 mm
Outside diameter	D	2006.6 mm
Width	B	241.3 mm
Basic dynamic load rating	C	8410 kN
Basic static load rating	C0	37900 kN
Mass	≈m	978.66 kg
Precision class		ABMA Class 4
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.33
Y1 Factor		1.54
Y2 Factor		2.29
Y0 Factor		1.50
E Factor		0.44
Cg Factor		0.6160

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100113249
World Assembly Part Number		LL789849_LL789810D
Inner Ring Part Number		LL789849
Outer Ring Part Number		LL789810D
Drawing Number		C-46524
Upc		0053893132181
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		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 70.2500 in Bore \| 79.0000 in OD \| 9.5000 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 4
Number Of Rows		2
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		0.000 mm
Radial Rating		2,180,000 N
Axial Rating		943,000 N
Dynamic Rating C1		8,410,000 N
Dynamic Rating C90		2,180,000 N
Dynamic Axial Rating Ca90		943,000 N
Dynamic Axial Rating Ca1		3,640,000 N
Static Radial Rating C0		37,900,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		24,300,000 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 LL789849-90012
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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