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