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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
Inch/Metric Metric
Static Load Rating 143 kN
Radial Internal Clearance Group N
Radial Internal Clearance Specification Normal Clearance
End Type Open End
Oil Hole w/o Oil Hole
Dynamic Load Rating 156 kN
Origin Cylindrical Radial
I.D. 2.17 in, 55 mm
Rows of Balls Single
Static Load Rating [Max] 32,200.00 lbf
Inner Ring Width 1.14 in, 29 mm
Cage Non-Metallic
Precision Ground Yes
Element Material Bearing Steel
Internal Clearance CN
Cage Material Polyamide
Bore Type Cylindrical
O.D. Type Cylindrical
Cage Type Non-Metallic
Row Type 1
Precision Rating ABEC 1
No. of Rows 1
O.D. 4.72 in, 120 mm
Limiting Speed 7000 rpm
ISO Tolerance Class 6 / P6
Series 3
Relubrication Feature Without
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Heat Stabilization 302 °F
Full Cage Description Injection Molded Cage
Bearing Part Complete Bearing
No. of Ribs - Outer Ring 2
Capacity High Capacity
Width 1.14 in, 29 mm
Bearing Material Coating Bearing Steel
Reference Speed 6000 rpm
Tolerance Normal (PN)
Enclosure Open
Material Bearing Steel
Bearing Type Radial
Rolling Element Roller
Bearing Class Normal / P0
Outer Ring Width 1.14 in, 29 mm
Weight 3.243 LB
EAN or UPC 7316576616129
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