Beach Russ Type 12RV Rotary Vacuum Pump 3 4 HP 230 460 VAC 12290

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  For sale is a Beach-Russ Model 12RV Rotary Vacuum Pump, Serial No.
  97530.  Pump housing has "B.R. Co. M-419" cast into the side.  3/4
  HP 3/60/208-230/460V dual voltage AC motor.  The complete unit is
  mounted on a steel base.  Note: I purchased this vacuum pump from a
  research laboratory after they had completed using it for a specific
  government / military project.