The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure eight units of a generator engine assembly for repair or modification. This procurement requires engineering source approval to ensure the quality of the part, as the approved sources possess unique design capabilities and technical data essential for maintaining the part's integrity. The contract will be awarded under the authority of FAR 6.302-1, and interested parties are encouraged to submit their capabilities within 45 days of this presolicitation notice. For further inquiries, interested vendors can contact Joshua J. Seltzer at (215) 697-2849 or via email at joshua.j.seltzer@navy.mil.