Nash Liquid RIng Vacuum Pumps

Repair Procedures:


  1. The rotor taper is re-machined and the rotor water ring seal areas are re-established by welding or ringing and machining to ensure proper performance.
  2. Damaged shafts are either repaired or replaced.
  3. The rotor cone fits are machined and the cones are rebuilt to guarantee maximum performance.
  4. The rotor body and headplates are repaired and rabbit fits are re-machined.
  5. The wet areas of the heads and body are coated with ceramic filled epoxy to provide maximum pump life.
  6. All bearings, gaskets, slingers, seals, shaft packing and hardware are replaced with the highest quality replacement parts available.
  7. When conditions require, we offer a complete 304 or 316 Stainless Steel clad repair of your vacuum pump.  We also manufacture 304 or 316 Stainless Steel replacement rotors.
  8. All rebuilt/remanufactured water ring vacuum pumps come with a 3 year from installation limited warranty against defects in workmanship.
  9. Final inspection reports accompany all completed units.


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