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Radial Cylindrical Roller Bearing

NU 311 ECJ/C3

Radial Cylindrical Roller Bearing
Item #101172904
  • 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

  • 0
Tolerance Normal (PN)
Bore Type Cylindrical
Bearing Type Radial
Radial Internal Clearance Specification Greater Than Normal Clearance
Precision Rating ABEC 1
I.D. 2.17 in, 55 mm
O.D. 4.72 in, 120 mm
Precision Ground Yes
Cage Type Sheet Metal
Relubrication Feature Without
Inch/Metric Metric
Series 3
Radial Internal Clearance C3
Static Load Rating 143 kN
Rows of Balls Single
Dynamic Load Rating 156 kN
Width 1.14 in, 29 mm
Capacity High Capacity
Bearing Design Removable Inner Ring – Straight
Oil Hole w/o Oil Hole
Inner Ring Width 1.14 in, 29 mm
Bearing Part Complete Bearing
Cage Material Bearing Steel
Origin Cylindrical Radial
No. of Ribs - Outer Ring 2
O.D. Type Cylindrical
No. of Rows Single
End Type Open End
Outer Ring Width 1.14 in, 29 mm
Enclosure Open
Material Bearing Steel
Weight 3.331 LB
EAN or UPC 7316577052285
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