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