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