The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the procurement of four units of the fuel control component, NSN 7R-2915-013274184-VH, with reference number 3883420-1. This item is classified as flight critical, necessitating government source approval prior to contract award, as the technical data available does not support full and open competition. Interested vendors must provide detailed documentation as outlined in the NAVSUP WSS Source Approval Information Brochures, and offers lacking the required data will not be considered. For further inquiries, potential bidders can contact Svitlana Shvets at (215) 697-6278 or via email at SVITLANA.SHVETS.CIV@US.NAVY.MIL.