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