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