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