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