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