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TIMKEN / Tdi - tapered double inner

TIMKEN 48290DW-99401

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

Technical data available
Bore diameterd
127 mm
Outside diameterD
182.562 mm
WidthB
76.2 mm
Dynamic load ratingC
466 kN
Static load ratingC0
987 kN
Mass≈m
6.48 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
Series48200
Variant / constructionTDI - Tapered Double Inner
Bore diameterd127 mm
Outside diameterD182.562 mm
WidthB76.2 mm
Basic dynamic load ratingC466 kN
Basic static load ratingC0987 kN
Mass≈m6.48 kg
Precision classABMA Class 4
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.91
Y1 Factor2.21
Y2 Factor3.29
Y0 Factor2.16
E Factor0.31
Cg Factor0.1138
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100374368
World Assembly Part Number48290DW_48220
Inner Ring Part Number48290DW
Outer Ring Part Number48220
Drawing NumberB-235870
Upc0053893268057
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.283
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTDI - Tapered Double Inner
ConstructionDouble Row Tapered Roller Bearing Assembly | Imperial Series | 5.0000 in Bore | 7.1875 in OD | 3.0000 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 Rating121,000 N
Axial Rating36,300 N
Dynamic Rating C1466,000 N
Dynamic Rating C90121,000 N
Dynamic Axial Rating Ca9036,300 N
Dynamic Axial Rating Ca1140,000 N
Static Radial Rating C0987,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A439,000 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 48290DW-99401
Document matching
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