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