53--AFT MATING RING AS
This is a procurement for three units of a specialized part requiring engineering source approval from the design control activity. The work must be acquired or repaired by existing approved sources who retain essential data rights and knowledge; any alternate source must undergo a qualification process approved by the cognizant Government engineering activity. The Government is not using commercial item procedures for this solicitation, but interested parties may propose a commercial item solution to the contracting officer within 15 days of the notice. Documents related to specifications and standards can be obtained from the DoD Single Stock Point in Philadelphia, PA, or online. Award is contingent upon the offeror, product, or manufacturer meeting the specified qualification requirements at the time of award.