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