The Department of Defense, through the Department of the Navy's NAVSUP Weapon Systems Support, is seeking to procure 14 units of the Wing Assembly, Aircr- and similar replacement parts, identified by NSN 7R-1560-016213009-QE. This procurement requires engineering source approval from the design control activity to ensure the quality of the parts, as they are flight critical and must be sourced from approved suppliers with unique design capabilities and manufacturing knowledge. Interested vendors must submit their proposals along with necessary documentation for source approval, as offers lacking required data will not be considered. For inquiries, Tara R. Hartung can be contacted at (215) 697-4295 or via email at TARA.R.HARTUNG.CIV@US.NAVY.MIL, with a proposal submission deadline of 45 days from the notice publication date.