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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
O.D. 120.0000 mm
No. of Rows 1
Bore Type Round Bore
Enclosure Open
Static Load Rating [Max] 32,200.00 lbf
Limiting Speed 7000 rpm
O.D. Type Cylindrical
Cage Type Non-Metallic
Material Steel
Reference Speed 6000 rpm
Series 3
Static Load Rating 143 kN
Inner Ring Width 1.14 in, 29 mm
Tolerance Normal (PN)
Bearing Type Radial
Capacity High Capacity
Origin Cylindrical Radial
Radial Internal Clearance Specification Normal Clearance
Rows of Balls Single
No. of Ribs - Outer Ring 2
Precision Rating ABEC 1
Width 29 mm
Precision Ground Yes
Oil Hole w/o Oil Hole
Dynamic Load Rating 31,000.00 lbf
Cage Material Polyamide (Molded Nylon)
Bearing Part Complete Bearing
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
End Type Open End
Full Cage Description Injection Molded Cage
I.D. 55 mm
Radial Internal Clearance Group N
Heat Stabilization 302 °F
Inch/Metric Metric
Outer Ring Width 1.14 in, 29 mm
Weight 3.243 LB
EAN or UPC 7316576616129
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