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