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