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