TIMKEN NP836238-902A1

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

Technical data available

Bore diameterd: 368.249 mm
Outside diameterD: 523.875 mm
WidthB: 214.312 mm
Dynamic load ratingC: 3800 kN
Static load ratingC0: 8210 kN
Mass≈m: 138.46 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		HM265000
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	368.249 mm
Outside diameter	D	523.875 mm
Width	B	214.312 mm
Basic dynamic load rating	C	3800 kN
Basic static load rating	C0	8210 kN
Mass	≈m	138.46 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		2.03
Y2 Factor		3.02
Y0 Factor		1.98
E Factor		0.33
Cg Factor		0.2076

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000190020937
World Assembly Part Number		NP836238_HM265010CD
Inner Ring Part Number		NP836238
Outer Ring Part Number		HM265010CD
Drawing Number		E-50936
Upc		0013992416483
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:47.4

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 14.4980 in Bore \| 20.6250 in OD \| 8.4375 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 2
Number Of Rows		2
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		0.000 mm
Radial Rating		986,000 N
Axial Rating		322,000 N
Dynamic Rating C1		3,800,000 N
Dynamic Rating C90		986,000 N
Dynamic Axial Rating Ca90		322,000 N
Dynamic Axial Rating Ca1		1,240,000 N
Static Radial Rating C0		8,210,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		3,970,000 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 NP836238-902A1
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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