The Department of Defense, through the NAVSUP Weapon Systems Support office, is seeking a sole source contractor for the repair of a Yaw Cltv Boost, identified by National Stock Number (NSN) 016516038, with a total quantity of one. This procurement is specifically for Foreign Military Sales (FMS) repair and will be solicited from Sikorsky Aircraft Corp, the only approved source for this item, as per the requirements outlined under 10 U.S.C. 2304(c)(1) and FAR 6.302-1. Interested parties are invited to submit capability statements or proposals within five days of the publication of this presolicitation notice, with the solicitation expected to be issued on January 22, 2026, and responses due by February 21, 2026. For further inquiries, potential bidders can contact Taylor M. O'Connor at (215) 698-2198 or via email at taylor.m.oconnor2.civ@us.navy.mil.