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