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