99,016 bearing records · search, filter and compare

TIMKEN / Ts - tapered single

TIMKEN NP608421-90KA1

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

Technical data available
Bore diameterd
130 mm
Outside diameterD
200 mm
WidthB
45 mm
Dynamic load ratingC
458 kN
Static load ratingC0
617 kN
Mass≈m
4.98 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
Series32026X
Variant / constructionTS - Tapered Single
Bore diameterd130 mm
Outside diameterD200 mm
WidthB45 mm
Basic dynamic load ratingC458 kN
Basic static load ratingC0617 kN
Mass≈m4.98 kg
Precision classABMA Class K
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.34
Y1 Factor1.38
Y2 Factor0.00
Y0 Factor0.76
E Factor0.43
Cg Factor0.1189
Manufacturer Identity8 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190077983
World Assembly Part NumberNP608421_NP213297
Inner Ring Part NumberNP608421
Outer Ring Part NumberNP213297
Drawing NumberB-225892
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.663
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 5.1181 in Bore | 7.8740 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 Width52.200 mm
Radial Rating119,000 N
Axial Rating88,400 N
Dynamic Rating C1458,000 N
Dynamic Rating C90119,000 N
Dynamic Axial Rating Ca9088,400 N
Dynamic Axial Rating Ca1341,000 N
Static Radial Rating C0617,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A782,000 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 NP608421-90KA1
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.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search