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