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TIMKEN / Tdi - tapered double inner

TIMKEN NP852015-904A1

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

Technical data available
Bore diameterd
228.6 mm
Outside diameterD
431.8 mm
WidthB
177.8 mm
Dynamic load ratingC
2220 kN
Static load ratingC0
3210 kN
Mass≈m
114.84 kg

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

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
ParameterSymbolValue
Series113000
Variant / constructionTDI - Tapered Double Inner
Bore diameterd228.6 mm
Outside diameterD431.8 mm
WidthB177.8 mm
Basic dynamic load ratingC2220 kN
Basic static load ratingC03210 kN
Mass≈m114.84 kg
Precision classABMA Class 4
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.66
Y1 Factor0.76
Y2 Factor1.14
Y0 Factor0.75
E Factor0.88
Cg Factor0.1723
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190029880
World Assembly Part NumberNP852015_NP538458
Inner Ring Part NumberNP852015
Outer Ring Part NumberNP538458
Drawing NumberC-86804
Upc0087796094604
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:48.493
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTDI - Tapered Double Inner
ConstructionDouble Row Tapered Roller Bearing Assembly | Imperial Series | 9.0000 in Bore | 17.0000 in OD | 7.0000 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 4
Number Of Rows2
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating575,000 N
Axial Rating500,000 N
Dynamic Rating C12,220,000 N
Dynamic Rating C90575,000 N
Dynamic Axial Rating Ca90500,000 N
Dynamic Axial Rating Ca11,930,000 N
Static Radial Rating C03,210,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A4,130,000 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 NP852015-904A1
Document matching
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