TIMKEN M276449 / M276410

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

Technical data available

Bore diameterd: 536.575 mm
Outside diameterD: 761.873 mm
WidthB: 146.05 mm
Dynamic load ratingC: 4010 kN
Static load ratingC0: 9250 kN
Mass≈m: 210.12 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		M276400
Variant / construction		TS - Tapered Single
Bore diameter	d	536.575 mm
Outside diameter	D	761.873 mm
Width	B	146.05 mm
Basic dynamic load rating	C	4010 kN
Basic static load rating	C0	9250 kN
Mass	≈m	210.12 kg
Precision class		ABMA Class 2
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.76
Y1 Factor		1.80
Y2 Factor		0.00
Y0 Factor		0.99
E Factor		0.33
Cg Factor		0.2839

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100174572
World Assembly Part Number		M276449_M276410
Inner Ring Part Number		M276449
Outer Ring Part Number		M276410
Drawing Number		E-27730
Upc		0053893581040
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 \| 21.1250 in Bore \| 29.9950 in OD \| 5.7500 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		164.850 mm
Radial Rating		1,040,000 N
Axial Rating		592,000 N
Dynamic Rating C1		4,010,000 N
Dynamic Rating C90		1,040,000 N
Dynamic Axial Rating Ca90		592,000 N
Dynamic Axial Rating Ca1		2,280,000 N
Static Radial Rating C0		9,250,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		8,960,000 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 M276449 / M276410
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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