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