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TIMKEN / Cylindrical 1-row

TIMKEN NU1052MAC3

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

Technical data available
Bore diameterd
260 mm
Outside diameterD
400 mm
WidthB
65 mm
Dynamic load ratingC
737 kN
Static load ratingC0
1040 kN
Mass≈m
29.2 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
SeriesEX26198
Variant / constructionCylindrical 1-Row
Bore diameterd260 mm
Outside diameterD400 mm
WidthB65 mm
Basic dynamic load ratingC737 kN
Basic static load ratingC01040 kN
Mass≈m29.2 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 Factor0.1483
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100207369
World Assembly Part NumberNU1052MA
Inner Ring Part Number260ARUA10
Outer Ring Part Number260ERUA10
Drawing NumberM104713
Upc0053893773988
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 | 10.2362 in Bore | 15.7480 in OD | 2.5591 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 Rating737,000 N
Axial Rating0 N
Dynamic Rating C1737,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C01,040,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN NU1052MAC3
Document matching
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