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Radial Cylindrical Roller Bearing

NU 311 ECM/C3

Radial Cylindrical Roller Bearing
Item #100743018
  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width
Radial Cylindrical Roller Bearing
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  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Logarithmically crowned rollers
  • High speed performance
  • Precision-honed rolling contact surfaces

compliances

  • In accordance with ISO 15-1981
Width 1.14 in, 29 mm
O.D. Type Cylindrical
Oil Hole w/o Oil Hole
Cage Type Solid Machined
Outer Ring Width 1.14 in, 29 mm
Tolerance Normal (PN)
No. of Ribs - Outer Ring 2
Origin Cylindrical Radial
Bearing Design Removable Inner Ring – Straight
Material Steel
Radial Internal Clearance C3
Inner Ring Width 1.14 in, 29 mm
Inch/Metric Metric
End Type Open End
Enclosure Open
Dynamic Load Rating 156 kN
Bearing Part Complete Bearing
Bearing Type Radial
Precision Ground Yes
Rows of Balls Single
Bore Type Round Bore
No. of Rows 1
Capacity High Capacity
I.D. 55 mm
Radial Internal Clearance Specification Greater Than Normal Clearance
Series 3
O.D. 120 mm
Relubrication Feature Without
Cage Material Brass/Bronze
Precision Rating ABEC 1
Static Load Rating 143 kN
Weight 3.869 LB
EAN or UPC 7316576624292
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