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