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