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TIMKEN / Cylindrical 1-row

TIMKEN NJ230EJ

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

Technical data available
Bore diameterd
150 mm
Outside diameterD
270 mm
WidthB
45 mm
Dynamic load ratingC
506 kN
Static load ratingC0
607 kN
Mass≈m
10.6 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 specifications10 parameters
Core specifications
ParameterSymbolValue
SeriesEX27531
Variant / constructionCylindrical 1-Row
Bore diameterd150 mm
Outside diameterD270 mm
WidthB45 mm
Basic dynamic load ratingC506 kN
Basic static load ratingC0607 kN
Mass≈m10.6 kg
SealingOpen
CageWindow Steel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.00
Y1 Factor0.00
Y2 Factor0.00
Y0 Factor0.00
E Factor0.00
Cg Factor0.1076
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190047680
World Assembly Part NumberNJ230EJ
Inner Ring Part Number150ARJE02
Outer Ring Part Number150ERUE02
Drawing NumberM955041
Upc0013992450845
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:48.51
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 5.9055 in Bore | 10.6299 in OD | 1.7717 in Width | Open | Cylindrical Bore | Stamped Window Steel Cage | C0 Clearance
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating506,000 N
Axial Rating0 N
Dynamic Rating C1506,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C0607,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN NJ230EJ
Document matching
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