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