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Radial Cylindrical Roller Bearing

NJ 312 ECP

Radial Cylindrical Roller Bearing
Item #100743027
  • 2.36 in Inner Diameter
  • 5.12 in Outer Diameter
  • 1.22 in Width
Radial Cylindrical Roller Bearing
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  • 2.36 in Inner Diameter
  • 5.12 in Outer Diameter
  • 1.22 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
Radial Internal Clearance Specification Normal Clearance
Tolerance Normal (PN)
Precision Rating ABEC 1
Cage Material Polyamide
Bearing Type Radial
Relubrication Feature Without
Static Load Rating [Max] 36000 lbf
Limiting Speed 5000 rpm
Limiting Speed - Grease 4300 rpm
Dynamic Load Rating 173 kN
Series 3
Full Cage Description Injection Molded Cage
Oil Hole w/o Oil Hole
Radial Internal Clearance Group N
No. of Ribs - Outer Ring 2
End Type Open End
Static Load Rating 160 kN
Enclosure Open
No. of Ribs - Inner Ring 1
Precision Ground Yes
Material Bearing Steel
O.D. 5.12 in, 130 mm
Bearing Part Complete Bearing
O.D. Type Cylindrical
Inch/Metric Metric
Inner Ring Width 1.22 in, 31 mm
Limiting Speed - Oil 5000 rpm
I.D. 2.36 in, 60 mm
Origin Cylindrical Radial
Outer Ring Width 1.22 in, 31 mm
Width 1.22 in, 31 mm
Heat Stabilization 302 °F
Bore Type Cylindrical
Bearing Design Removable Inner Ring – Flanged
Rows of Balls Single
No. of Rows Single
Cage Type Non-Metallic
Capacity High Capacity
Weight 4.118 LB
EAN or UPC 7316577032249
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