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