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Single Row Steel Cylindrical Bearing

NU 311 ECP

Single Row Steel Cylindrical Bearing
Item #100743020
  • 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
Relubrication Feature Without
Capacity High Capacity
Row Type 1
Bearing Class Normal / P0
Origin Cylindrical Radial
Rows of Balls Single
Outer Ring Width 1.14 in, 29 mm
Radial Internal Clearance Specification Normal Clearance
Cage Material Polyamide
I.D. 2.17 in, 55 mm
Radial Internal Clearance Group N
Precision Rating ABEC 1
Bearing Part Complete Bearing
Internal Clearance CN
O.D. 4.72 in, 120 mm
Oil Hole w/o Oil Hole
Precision Ground Yes
Rolling Element Roller
Reference Speed 6000 rpm
No. of Ribs - Outer Ring 2
Element Material Bearing Steel
Bearing Type Radial
Inch/Metric Metric
Tolerance Normal (PN)
Bore Type Cylindrical
ISO Tolerance Class 6 / P6
Static Load Rating [Max] 32,200.00 lbf
Limiting Speed 7000 rpm
Material Bearing Steel
Cage Type Non-Metallic
Inner Ring Width 1.14 in, 29 mm
No. of Rows 1
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Series 3
Bearing Material Coating Bearing Steel
Width 1.14 in, 29 mm
Full Cage Description Injection Molded Cage
Dynamic Load Rating 156 kN
O.D. Type Cylindrical
End Type Open End
Cage Non-Metallic
Static Load Rating 143 kN
Heat Stabilization 302 °F
Weight 3.243 LB
EAN or UPC 7316576616129
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