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