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Single Row Steel Cylindrical Bearing

NU 320 ECM/C3

Single Row Steel Cylindrical Bearing
Item #100743105
  • 3.94 in Inner Diameter
  • 8.46 in Outer Diameter
  • 1.85 in Width
Single Row Steel Cylindrical Bearing
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  • 3.94 in Inner Diameter
  • 8.46 in Outer Diameter
  • 1.85 in Width

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Logarithmically crowned rollers
  • High speed performance
  • Precision-honed rolling contact surfaces

compliances

  • In accordance with ISO 15-1981
Bearing Part Complete Bearing
Element Material Bearing Steel
Limiting Speed 3800 rpm
Oil Hole w/o Oil Hole
Material Bearing Steel
Series 3
Radial Internal Clearance C3
Bore Type Cylindrical
I.D. 3.94 in, 100 mm
No. of Ribs - Outer Ring 2
O.D. Type Cylindrical
Rows of Balls Single
Dynamic Load Rating 450 kN
Precision Ground Yes
Row Type 1
Capacity High Capacity
Outer Ring Width 1.85 in, 47 mm
O.D. 8.46 in, 215 mm
Width 1.85 in, 47 mm
Inner Ring Width 1.85 in, 47 mm
Relubrication Feature Without
Static Load Rating 440 kN
Inch/Metric Metric
Cage Material Brass
Tolerance Normal (PN)
Bearing Design Removable Inner Ring – Straight
No. of Rows 1
Reference Speed 3200 rpm
Enclosure Open
Precision Rating ABEC 1
Cage Type Solid Machined
End Type Open End
Origin Cylindrical Radial
Radial Internal Clearance Specification Greater Than Normal Clearance
Internal Clearance C3
Bearing Type Radial
Rolling Element Roller
Weight 18.958 LB
EAN or UPC 7316576623295
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