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Single Row Steel Cylindrical Bearing

NU 311 ECP/C3

Single Row Steel Cylindrical Bearing
Item #100743021
  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width
Single Row Steel Cylindrical 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
Rows of Balls Single
No. of Ribs - Outer Ring 2
Bearing Type Radial
Tolerance Normal (PN)
Enclosure Open
Precision Rating ABEC 1
Bearing Design Removable Inner Ring – Straight
Cage Material Polyamide (Molded Nylon)
Precision Ground Yes
Radial Internal Clearance Specification Greater Than Normal Clearance
No. of Rows 1
Inch/Metric Metric
Bearing Part Complete Bearing
Radial Internal Clearance C3
Dynamic Load Rating 156 kN
Series 3
Origin Cylindrical Radial
End Type Open End
Bore Type Round Bore
Capacity High Capacity
Width 1.14 in, 29 mm
Inner Ring Width 1.14 in, 29 mm
O.D. 120 mm
Material Steel
Cage Type Non-Metallic
Relubrication Feature Without
I.D. 55 mm
Static Load Rating 143 kN
Outer Ring Width 1.14 in, 29 mm
O.D. Type Cylindrical
Oil Hole w/o Oil Hole
Weight 3.243 LB
EAN or UPC 7316577033000
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