TIMKEN NP925557-902A1

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

Technical data available

Bore diameterd: 136.525 mm
Outside diameterD: 228.6 mm
WidthB: 123.825 mm
Dynamic load ratingC: 953 kN
Static load ratingC0: 1550 kN
Mass≈m: 19.44 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		895
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	136.525 mm
Outside diameter	D	228.6 mm
Width	B	123.825 mm
Basic dynamic load rating	C	953 kN
Basic static load rating	C0	1550 kN
Mass	≈m	19.44 kg
Precision class		ABMA Class 2
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.39
Y1 Factor		1.60
Y2 Factor		2.39
Y0 Factor		1.57
E Factor		0.42
Cg Factor		0.1341

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000190064421
World Assembly Part Number		NP925557_892CD
Inner Ring Part Number		NP925557
Outer Ring Part Number		892CD
Drawing Number		C-112448
Upc		0053893833460
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:46.73

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 5.3750 in Bore \| 9.0000 in OD \| 4.8750 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		247,000 N
Axial Rating		102,000 N
Dynamic Rating C1		953,000 N
Dynamic Rating C90		247,000 N
Dynamic Axial Rating Ca90		102,000 N
Dynamic Axial Rating Ca1		394,000 N
Static Radial Rating C0		1,550,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		950,000 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 NP925557-902A1
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