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