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