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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
O.D. 4.72 in, 120 mm
Bearing Design Removable Inner Ring – Straight
Dynamic Load Rating 156 kN
End Type Open End
Enclosure Open
Origin Cylindrical Radial
Cage Type Non-Metallic
No. of Rows Single
Capacity High Capacity
No. of Ribs - Outer Ring 2
Tolerance Normal (PN)
Precision Rating ABEC 1
I.D. 2.17 in, 55 mm
Width 1.14 in, 29 mm
Static Load Rating 143 kN
Inch/Metric Metric
Rows of Balls Single
Relubrication Feature Without
Precision Ground Yes
O.D. Type Cylindrical
Radial Internal Clearance C3
Series 3
Outer Ring Width 1.14 in, 29 mm
Bearing Type Radial
Oil Hole w/o Oil Hole
Radial Internal Clearance Specification Greater Than Normal Clearance
Inner Ring Width 1.14 in, 29 mm
Bearing Part Complete Bearing
Bore Type Cylindrical
Cage Material Polyamide
Material Bearing Steel
Weight 3.243 LB
EAN or UPC 7316577033000
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