The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting quotes for the procurement of filter elements, specifically the NSN 0QM 4310 016995850 SX PN: 0261575-000 and NSN 0QM 2915 016997341 SX PN: 5089684, with quantities of 22 and 23 units respectively. These filter elements are critical components used in various military applications, necessitating government source approval prior to award, which underscores their importance in maintaining operational readiness. Interested vendors must submit their quotes via email to Connor C. Lewis at connor.c.lewis.civ@us.navy.mil by the specified due date, ensuring that all required documentation for source approval is included to avoid disqualification from the bidding process.