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Single Row Steel Cylindrical Bearing

NU 311 ECJ

Single Row Steel Cylindrical Bearing
Item #100743017
  • 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

description

  • The EC design contains improvements in guiding surfaces of flanges and roller ends, which means that EC bearings have a high axial load-carrying capacity.

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Improved roller-end-to-flange contact
  • Increased capacity

compliances

  • In accordance with ISO 15-1981
Inch/Metric Metric
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Limiting Speed 7000 rpm
I.D. 55 mm
No. of Ribs - Outer Ring 2
O.D. 120.0000 mm
O.D. Type Cylindrical
Inner Ring Width 1.14 in, 29 mm
Reference Speed 6000 rpm
Material Steel
Full Cage Description Pressed Steel Cage
Bearing Part Complete Bearing
Radial Internal Clearance Group N
Outer Ring Width 1.14 in, 29 mm
Cage Type Sheet Metal
Static Load Rating [Max] 32,200.00 lbf
Bearing Type Radial
No. of Rows 1
Origin Cylindrical Radial
Width 29 mm
Relubrication Feature Without
Dynamic Load Rating 31,000.00 lbf
Heat Stabilization 302 °F
Enclosure Open
Cage Material Steel
Static Load Rating 143 kN
Capacity High Capacity
Bore Type Round Bore
Precision Rating ABEC 1
Series 3
Precision Ground Yes
End Type Open End
Tolerance Normal (PN)
Rows of Balls Single
Oil Hole w/o Oil Hole
Radial Internal Clearance Specification Normal Clearance
Weight 3.331 LB
EAN or UPC 7316577034908
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