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TIMKEN / Ts - tapered single

TIMKEN NP684993-90KA2

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

Technical data available
Bore diameterd
180 mm
Outside diameterD
250 mm
WidthB
45 mm
Dynamic load ratingC
506 kN
Static load ratingC0
795 kN
Mass≈m
6.45 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
Series32936
Variant / constructionTS - Tapered Single
Bore diameterd180 mm
Outside diameterD250 mm
WidthB45 mm
Basic dynamic load ratingC506 kN
Basic static load ratingC0795 kN
Mass≈m6.45 kg
Precision classABMA Class K
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.22
Y1 Factor1.25
Y2 Factor0.00
Y0 Factor0.69
E Factor0.48
Cg Factor0.1236
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190070706
World Assembly Part NumberNP469830_NP174771
Inner Ring Part NumberNP469830
Outer Ring Part NumberNP174771
Drawing NumberC-119008
Upc0085706405120
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:46.743
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 7.0866 in Bore | 9.8425 in OD | 1.7717 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class K
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width51.300 mm
Radial Rating131,000 N
Axial Rating108,000 N
Dynamic Rating C1506,000 N
Dynamic Rating C90131,000 N
Dynamic Axial Rating Ca90108,000 N
Dynamic Axial Rating Ca1416,000 N
Static Radial Rating C0795,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A1,110,000 N

Technical documents & data sheet

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Record identity
TIMKEN NP684993-90KA2
Document matching
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