The Department of Defense, through the Department of the Navy's NAVSUP Weapon Systems Support, is soliciting offers for the procurement of 16 units of the Main Pump for aircraft, identified by part number 040489-218 and NIIN 016419554. This solicitation requires that all offers include necessary government source approval documentation, as the items are subject to specific quality and approval standards prior to award. The Main Pump is critical for aircraft operations, ensuring reliable performance in various military applications. Interested vendors must submit their quotes via email to Dana N. Knittel at dana.n.knittel.civ@us.navy.mil by July 11, 2025, to be considered for this opportunity.