The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting bids for the repair and modification of rotary pumps, identified by part number 5-1987-2961-002 and NSN 7HH 4320 014984705, with a total quantity of 39 units. The procurement requires contractors to provide firm-fixed or not-to-exceed pricing for the repair services, adhering to specific quality and inspection standards, including MIL-STD packaging and Government Source Inspection. The repair turnaround time is set at approximately 328 days, and contractors must be authorized repair sources to qualify for the contract. Interested parties should submit their quotes electronically to the primary contact, Leigh E. Catchings, at leigh.e.catchings.civ@us.navy.mil, with a minimum quote validity of 90 days. The solicitation emphasizes the importance of timely repairs to support national defense operations, and any delays may incur price reductions.