The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support MECH, is soliciting a five-year Long-Term Contract (LTC) for repairs and spare parts related to four National Item Identification Numbers (NIINs). This procurement aims to ensure the availability of essential navigational instruments, which are critical for various defense operations. Interested vendors can find the specific NIINs listed in the attached documentation and are encouraged to reach out to the primary contact, Aaron McFee, at 717-605-2706 or via email at aaron.d.mcfee.civ@us.navy.mil for further details. The solicitation represents a significant opportunity for suppliers in the Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing industry, classified under NAICS code 334511.