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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
Bearing Part Complete Bearing
End Type Open End
O.D. Type Cylindrical
O.D. 4.72 in, 120 mm
Tolerance Normal (PN)
ISO Tolerance Class 6 / P6
Cage Sheet Metal
Cage Type Sheet Metal
Bearing Material Coating Bearing Steel
Reference Speed 6000 rpm
Rolling Element Roller
Series 3
Radial Internal Clearance Specification Normal Clearance
No. of Ribs - Outer Ring 2
Inner Ring Width 1.14 in, 29 mm
Width 1.14 in, 29 mm
Precision Rating ABEC 1
No. of Rows 1
Dynamic Load Rating 156 kN
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Outer Ring Width 1.14 in, 29 mm
Heat Stabilization 302 °F
Radial Internal Clearance Group N
Cage Material Bearing Steel
Precision Ground Yes
Static Load Rating 143 kN
Inch/Metric Metric
Rows of Balls Single
Bore Type Cylindrical
Full Cage Description Pressed Steel Cage
Origin Cylindrical Radial
Oil Hole w/o Oil Hole
Bearing Class Normal / P0
Enclosure Open
Material Bearing Steel
Element Material Bearing Steel
Static Load Rating [Max] 32,200.00 lbf
Internal Clearance CN
I.D. 2.17 in, 55 mm
Bearing Type Radial
Limiting Speed 7000 rpm
Relubrication Feature Without
Row Type 1
Capacity High Capacity
Weight 3.331 LB
EAN or UPC 7316577034908
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