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