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TIMKEN / Cylindrical 1-row

TIMKEN NJ2228EMAC3

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

Technical data available
Bore diameterd
140 mm
Outside diameterD
250 mm
WidthB
68 mm
Dynamic load ratingC
702 kN
Static load ratingC0
850 kN
Mass≈m
15.1 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
SeriesEX27574
Variant / constructionCylindrical 1-Row
Bore diameterd140 mm
Outside diameterD250 mm
WidthB68 mm
Basic dynamic load ratingC702 kN
Basic static load ratingC0850 kN
Mass≈m15.1 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 Factor0.1366
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190011676
World Assembly Part NumberNJ2228EMA
Inner Ring Part Number140ARJE22
Outer Ring Part Number140ERUE22
Drawing NumberM100465
Upc0053893751627
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 | 5.5118 in Bore | 9.8425 in OD | 2.6772 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 Rating702,000 N
Axial Rating0 N
Dynamic Rating C1702,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C0850,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN NJ2228EMAC3
Document matching
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