TIMKEN NP292757-90KA1

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

Technical data available

Bore diameterd: 1450 mm
Outside diameterD: 1770 mm
WidthB: 290 mm
Dynamic load ratingC: 10200 kN
Static load ratingC0: 28300 kN
Mass≈m: 1282.45 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		NTS-182199
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	1450 mm
Outside diameter	D	1770 mm
Width	B	290 mm
Basic dynamic load rating	C	10200 kN
Basic static load rating	C0	28300 kN
Mass	≈m	1282.45 kg
Precision class		ABMA Class K
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		0.60
Y1 Factor		0.69
Y2 Factor		1.03
Y0 Factor		0.68
E Factor		0.97
Cg Factor		0.5927

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000190056181
World Assembly Part Number		NP292757_NP497813
Inner Ring Part Number		NP292757
Outer Ring Part Number		NP497813
Drawing Number		E-57864
Upc		0013992367426
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:48.507

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 57.0866 in Bore \| 69.6850 in OD \| 11.4173 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class K
Number Of Rows		2
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		0.000 mm
Radial Rating		2,630,000 N
Axial Rating		2,520,000 N
Dynamic Rating C1		10,200,000 N
Dynamic Rating C90		2,630,000 N
Dynamic Axial Rating Ca90		2,520,000 N
Dynamic Axial Rating Ca1		9,730,000 N
Static Radial Rating C0		28,300,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		40,200,000 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 NP292757-90KA1
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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