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