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Single Row Steel Cylindrical Bearing

NU 321 ECJ/C3

Single Row Steel Cylindrical Bearing
Item #100743111
  • 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

  • In accordance with ISO 15-1981
No. of Ribs - Outer Ring 2
Cage Material Steel
O.D. Type Cylindrical
Capacity High Capacity
Origin Cylindrical Radial
Oil Hole w/o Oil Hole
O.D. 225 mm
I.D. 105 mm
Cage Type Sheet Metal
Radial Internal Clearance Specification Greater Than Normal Clearance
Rows of Balls Single
Enclosure Open
Static Load Rating 500 kN
Inner Ring Width 1.93 in, 49 mm
Precision Ground Yes
Bearing Type Radial
Outer Ring Width 1.93 in, 49 mm
No. of Rows 1
Bearing Part Complete Bearing
Bearing Design Removable Inner Ring – Straight
Precision Rating ABEC 1
Bore Type Round Bore
Dynamic Load Rating 500 kN
Tolerance Normal (PN)
Series 3
End Type Open End
Radial Internal Clearance C3
Inch/Metric Metric
Material Steel
Relubrication Feature Without
Width 1.93 in, 49 mm
Weight 19.202 LB
EAN or UPC 7316577055620
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