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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
Enclosure Open
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Bearing Material Coating Bearing Steel
Inner Ring Width 1.14 in, 29 mm
Limiting Speed 7000 rpm
Outer Ring Width 1.14 in, 29 mm
Bearing Type Radial
No. of Rows 1
Series 3
Internal Clearance CN
Origin Cylindrical Radial
End Type Open End
Width 1.14 in, 29 mm
Radial Internal Clearance Specification Normal Clearance
Bearing Part Complete Bearing
O.D. 4.72 in, 120 mm
Material Bearing Steel
Inch/Metric Metric
Capacity High Capacity
Full Cage Description Machined Brass Cage
Precision Ground Yes
Element Material Bearing Steel
O.D. Type Cylindrical
Bore Type Cylindrical
ISO Tolerance Class 6 / P6
Dynamic Load Rating 156 kN
Rows of Balls Single
Cage Type Solid Machined
Bearing Class Normal / P0
Tolerance Normal (PN)
Row Type 1
Static Load Rating [Max] 32,200.00 lbf
I.D. 2.17 in, 55 mm
No. of Ribs - Outer Ring 2
Radial Internal Clearance Group N
Relubrication Feature Without
Rolling Element Roller
Oil Hole w/o Oil Hole
Cage Material Brass
Precision Rating ABEC 1
Cage Machined Metal
Static Load Rating 143 kN
Heat Stabilization 302 °F
Reference Speed 6000 rpm
Weight 3.869 LB
EAN or UPC 7316576624285
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