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