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