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TIMKEN / Cylindrical 1-row

TIMKEN NJ240EMAC3

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

Technical data available
Bore diameterd
200 mm
Outside diameterD
360 mm
WidthB
58 mm
Dynamic load ratingC
870 kN
Static load ratingC0
1080 kN
Mass≈m
27 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
SeriesEX26181
Variant / constructionCylindrical 1-Row
Bore diameterd200 mm
Outside diameterD360 mm
WidthB58 mm
Basic dynamic load ratingC870 kN
Basic static load ratingC01080 kN
Mass≈m27 kg
SealingOpen
CageWindow Brass cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.00
Y1 Factor0.00
Y2 Factor0.00
Y0 Factor0.00
E Factor0.00
Cg Factor0.1354
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100328897
World Assembly Part NumberNJ240EMA
Inner Ring Part Number200ARJE02
Outer Ring Part Number200ERUE02
Drawing NumberM104347
Upc0087796302662
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.4
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 7.8740 in Bore | 14.1732 in OD | 2.2835 in Width | Open | Cylindrical Bore | Machined Window Brass Cage | C3 Clearance
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating870,000 N
Axial Rating0 N
Dynamic Rating C1870,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C01,080,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN NJ240EMAC3
Document matching
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