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