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Single Row Steel Cylindrical Bearing

NJ 321 ECJ/C3

Single Row Steel Cylindrical Bearing
Item #101172730
  • 4.13 in Inner Diameter
  • 8.86 in Outer Diameter
  • 1.93 in Width
Single Row Steel Cylindrical Bearing
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  • 4.13 in Inner Diameter
  • 8.86 in Outer Diameter
  • 1.93 in Width

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

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

compliances

  • 0
Row Type 1
No. of Rows 1
Rows of Balls Single
Relubrication Feature Without
Precision Ground Yes
End Type Open End
Capacity High Capacity
Cage Type Sheet Metal
Bearing Design Removable Inner Ring – Flanged
Origin Cylindrical Radial
Bearing Type Radial
Rolling Element Roller
Radial Internal Clearance C3
No. of Ribs - Outer Ring 2
Limiting Speed 3800 rpm
Enclosure Open
Inch/Metric Metric
Cage Material Bearing Steel
Bore Type Cylindrical
Outer Ring Width 1.93 in, 49 mm
Inner Ring Width 1.93 in, 49 mm
No. of Ribs - Inner Ring 1
Precision Rating ABEC 1
O.D. Type Cylindrical
Oil Hole w/o Oil Hole
Element Material Bearing Steel
Reference Speed 3200 rpm
Width 1.93 in, 49 mm
Radial Internal Clearance Specification Greater Than Normal Clearance
Series 3
Tolerance Normal (PN)
Bearing Part Complete Bearing
I.D. 4.13 in, 105 mm
O.D. 8.86 in, 225 mm
Static Load Rating 500 kN
Dynamic Load Rating 500 kN
Material Bearing Steel
Internal Clearance C3
Weight 19.599 LB
EAN or UPC 7316577044792
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