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