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