The Department of Defense, through the Department of the Navy's NAVSUP Weapon Systems Support, is soliciting proposals for the procurement of link assemblies for helicopters, specifically categorized under the PSC code 1615 for helicopter rotor blades, drive mechanisms, and components. This opportunity is a sole source requirement, indicating that the government does not possess sufficient data to contract with any source other than the current approved supplier, necessitating Government Source Approval prior to award. Interested vendors must submit the required documentation as outlined in the NAVSUP WSS Source Approval Brochure, which is available online, to be considered for this contract. For inquiries, potential bidders can contact Casey Brown at 215-697-3752 or via email at casey.m.brown20.civ@us.navy.mil.