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TIMKEN / Ts - tapered single

TIMKEN NP111843-99401

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

Technical data available
Bore diameterd
127 mm
Outside diameterD
254 mm
WidthB
77.788 mm
Dynamic load ratingC
1080 kN
Static load ratingC0
1240 kN
Mass≈m
17.87 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
SeriesHH228300
Variant / constructionTS - Tapered Single
Bore diameterd127 mm
Outside diameterD254 mm
WidthB77.788 mm
Basic dynamic load ratingC1080 kN
Basic static load ratingC01240 kN
Mass≈m17.87 kg
Precision classABMA Class 2
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.82
Y1 Factor1.87
Y2 Factor0.00
Y0 Factor1.03
E Factor0.32
Cg Factor0.1329
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100020496
World Assembly Part NumberNP111843_HH228310
Inner Ring Part NumberNP111843
Outer Ring Part NumberHH228310
Drawing NumberA-73951
Upc0053893284958
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.593
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 5.0000 in Bore | 10.0000 in OD | 3.0625 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width90.150 mm
Radial Rating280,000 N
Axial Rating154,000 N
Dynamic Rating C11,080,000 N
Dynamic Rating C90280,000 N
Dynamic Axial Rating Ca90154,000 N
Dynamic Axial Rating Ca1593,000 N
Static Radial Rating C01,240,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A1,160,000 N

Technical documents & data sheet

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Record identity
TIMKEN NP111843-99401
Document matching
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