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