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