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