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Single Row Steel Cylindrical Bearing

NU 311 ECM

Single Row Steel Cylindrical Bearing
Item #101172905
  • 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
Radial Internal Clearance Group N
Bearing Type Radial
Rows of Balls Single
Static Load Rating [Max] 32,200.00 lbf
O.D. Type Cylindrical
End Type Open End
Oil Hole w/o Oil Hole
O.D. 4.72 in, 120 mm
Bearing Part Complete Bearing
Cage Type Solid Machined
No. of Rows Single
Width 1.14 in, 29 mm
Heat Stabilization 302 °F
Inch/Metric Metric
Relubrication Feature Without
Capacity High Capacity
Radial Internal Clearance Specification Normal Clearance
Static Load Rating 143 kN
Reference Speed 6000 rpm
Inner Ring Width 1.14 in, 29 mm
Limiting Speed 7000 rpm
Origin Cylindrical Radial
Series 3
No. of Ribs - Outer Ring 2
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Material Bearing Steel
Cage Material Brass
Precision Ground Yes
Bore Type Cylindrical
Dynamic Load Rating 156 kN
Outer Ring Width 1.14 in, 29 mm
Tolerance Normal (PN)
Enclosure Open
Precision Rating ABEC 1
I.D. 2.17 in, 55 mm
Full Cage Description Machined Brass Cage
Weight 3.869 LB
EAN or UPC 7316576624285
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