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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
Relubrication Feature Without
No. of Ribs - Outer Ring 2
Precision Ground Yes
Oil Hole w/o Oil Hole
Radial Internal Clearance Group N
Material Steel
I.D. 55 mm
Tolerance Normal (PN)
End Type Open End
No. of Rows 1
Series 3
Inner Ring Width 1.14 in, 29 mm
Static Load Rating [Max] 32,200.00 lbf
Cage Material Polyamide (Molded Nylon)
Precision Rating ABEC 1
Static Load Rating 143 kN
Full Cage Description Injection Molded Cage
Heat Stabilization 302 °F
Rows of Balls Single
Bearing Type Radial
Capacity High Capacity
O.D. 120.0000 mm
Bearing Part Complete Bearing
Cage Type Non-Metallic
Inch/Metric Metric
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Dynamic Load Rating 31,000.00 lbf
Radial Internal Clearance Specification Normal Clearance
O.D. Type Cylindrical
Bore Type Round Bore
Limiting Speed 7000 rpm
Reference Speed 6000 rpm
Outer Ring Width 1.14 in, 29 mm
Width 29 mm
Origin Cylindrical Radial
Enclosure Open
Weight 3.243 LB
EAN or UPC 7316576616129
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