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Single Row Steel Cylindrical Bearing

NU 321 ECJ

Single Row Steel Cylindrical Bearing
Item #100743110
  • 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

description

  • The EC design contains improvements in guiding surfaces of flanges and roller ends, which means that EC bearings have a high axial load-carrying capacity.

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Improved roller-end-to-flange contact
  • Increased capacity

compliances

  • In accordance with ISO 15-1981
Radial Internal Clearance Specification Normal Clearance
Outer Ring Width 1.93 in, 49 mm
Dynamic Load Rating 98,900.00 lbf
Bearing Part Complete Bearing
No. of Rows 1
Rows of Balls Single
Static Load Rating 500 kN
No. of Ribs - Outer Ring 2
Oil Hole w/o Oil Hole
Cage Material Steel
End Type Open End
Capacity High Capacity
Static Load Rating [Max] 112,000.00 lbf
Inner Ring Width 1.93 in, 49 mm
Full Cage Description Pressed Steel Cage
Material Steel
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
O.D. 225.0000 mm
Precision Rating ABEC 1
Width 49 mm
Heat Stabilization 302 °F
Inch/Metric Metric
Bore Type Round Bore
Reference Speed 3200 rpm
Radial Internal Clearance Group N
Series 3
O.D. Type Cylindrical
Cage Type Sheet Metal
Bearing Type Radial
Tolerance Normal (PN)
Relubrication Feature Without
Precision Ground Yes
I.D. 105 mm
Enclosure Open
Limiting Speed 3800 rpm
Origin Cylindrical Radial
Weight 19.202 LB
EAN or UPC 7316577062574
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