99,016 bearing records · search, filter and compare

TIMKEN / Cylindrical 1-row

TIMKEN NU248EMAC4

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

Technical data available
Bore diameterd
240 mm
Outside diameterD
440 mm
WidthB
72 mm
Dynamic load ratingC
1250 kN
Static load ratingC0
1570 kN
Mass≈m
50.3 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
SeriesEX27726
Variant / constructionCylindrical 1-Row
Bore diameterd240 mm
Outside diameterD440 mm
WidthB72 mm
Basic dynamic load ratingC1250 kN
Basic static load ratingC01570 kN
Mass≈m50.3 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 Factor0.1560
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190024756
World Assembly Part NumberNU248EMA
Inner Ring Part Number240ARUE02
Outer Ring Part Number240ERUE02
Drawing NumberM103422
Upc0087796313286
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.757
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 9.4488 in Bore | 17.3228 in OD | 2.8346 in Width | Open | Cylindrical Bore | Machined Window Brass Cage | C4 Clearance
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating1,250,000 N
Axial Rating0 N
Dynamic Rating C11,250,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C01,570,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 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 NU248EMAC4
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