The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting quotes for the procurement of nine main pumps for aircraft, identified by NSN: 1RM 2815 016419554 SX and part number: 040489-218. The procurement requires that all offers include a source approval request, as these items necessitate government source approval prior to award; interested vendors must refer to the NAVSUP WSS Source Approval Brochure available online for detailed submission requirements. These pumps are critical components for aircraft operations, underscoring their importance in maintaining fleet readiness and support. Quotes must be submitted via email to Connor Lewis at connor.c.lewis.civ@us.navy.mil by the specified due date, with further inquiries directed to the same contact number at 215-697-4757.