The Department of Defense, through the Department of the Navy's NAVSUP Weapon Systems Support, is seeking to procure 28 units of the Motor Controller OB, identified by NSN 7R-1680-015854988-P8 and reference number 2715320-2-1. This procurement requires engineering source approval to ensure the quality of the part, necessitating that all suppliers possess unique design capabilities and manufacturing knowledge, as the approved sources retain essential data rights that are not economically available to the Government. Interested parties are encouraged to submit their interest and capability statements within 45 days of this presolicitation notice, with the understanding that the Government may choose not to compete this contract based on the responses received. For further inquiries, interested vendors can contact Joshua J. Seltzer at (215) 697-2849 or via email at joshua.j.seltzer@navy.mil.