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