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