TIMKEN 74525-90213

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

Technical data available

Bore diameterd: 133.35 mm
Outside diameterD: 215.9 mm
WidthB: 106.362 mm
Dynamic load ratingC: 665 kN
Static load ratingC0: 1230 kN
Mass≈m: 13.86 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		74000
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	133.35 mm
Outside diameter	D	215.9 mm
Width	B	106.362 mm
Basic dynamic load rating	C	665 kN
Basic static load rating	C0	1230 kN
Mass	≈m	13.86 kg
Precision class		ABMA Class 2
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		1.20
Y1 Factor		1.38
Y2 Factor		2.06
Y0 Factor		1.35
E Factor		0.49
Cg Factor		0.1338

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100036196
World Assembly Part Number		74525_74851CD
Inner Ring Part Number		74525
Outer Ring Part Number		74851CD
Drawing Number		B-37146
Upc		0053893392806
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:47.667

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 5.2500 in Bore \| 8.5000 in OD \| 4.1875 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		172,000 N
Axial Rating		82,600 N
Dynamic Rating C1		665,000 N
Dynamic Rating C90		172,000 N
Dynamic Axial Rating Ca90		82,600 N
Dynamic Axial Rating Ca1		319,000 N
Static Radial Rating C0		1,230,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		872,000 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 74525-90213
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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