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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
Cage Type Non-Metallic
No. of Ribs - Inner Ring 1
Capacity High Capacity
Width 1.22 in, 31 mm
Limiting Speed 5000 rpm
O.D. 130 mm
Rows of Balls Single
Material Steel
Outer Ring Width 1.22 in, 31 mm
Enclosure Open
End Type Open End
No. of Rows 1
Limiting Speed - Oil 5000 rpm
Series 3
Oil Hole w/o Oil Hole
Limiting Speed - Grease 4300 rpm
Relubrication Feature Without
Heat Stabilization 302 °F
Static Load Rating 160 kN
Dynamic Load Rating 34000 lbf
Radial Internal Clearance Group N
I.D. 60 mm
Tolerance Normal (PN)
O.D. Type Cylindrical
Bearing Design Removable Inner Ring – Flanged
Precision Rating ABEC 1
Precision Ground Yes
Cage Material Polyamide (Molded Nylon)
Full Cage Description Injection Molded Cage
Inch/Metric Metric
Bearing Part Complete Bearing
Static Load Rating [Max] 36000 lbf
Origin Cylindrical Radial
Radial Internal Clearance Specification Normal Clearance
No. of Ribs - Outer Ring 2
Inner Ring Width 1.22 in, 31 mm
Bore Type Round Bore
Bearing Type Radial
Weight 4.118 LB
EAN or UPC 7316577032249
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