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TIMKEN / Cylindrical 1-row

TIMKEN NU2344EMAC3

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

Technical data available
Bore diameterd
220 mm
Outside diameterD
460 mm
WidthB
145 mm
Dynamic load ratingC
2550 kN
Static load ratingC0
3130 kN
Mass≈m
118.5 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
SeriesEX27659
Variant / constructionCylindrical 1-Row
Bore diameterd220 mm
Outside diameterD460 mm
WidthB145 mm
Basic dynamic load ratingC2550 kN
Basic static load ratingC03130 kN
Mass≈m118.5 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 Factor0.1757
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190017589
World Assembly Part NumberNU2344EMA
Inner Ring Part Number220ARUE23
Outer Ring Part Number220ERUE23
Drawing NumberM102276
Upc0087796301023
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.403
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 8.6614 in Bore | 18.1102 in OD | 5.7087 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 Rating2,550,000 N
Axial Rating0 N
Dynamic Rating C12,550,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C03,130,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN NU2344EMAC3
Document matching
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