The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure two units of the Piston Tube Assembly, identified by NSN 7R-1680-015177573-V2 and reference number 901-036-136-105. This procurement is critical as it pertains to miscellaneous aircraft accessories and components, which are essential for maintaining operational readiness and support for naval aviation. The government intends to solicit and negotiate with only one source under FAR 6.302-1, and interested parties are encouraged to express their interest and capability to meet the requirement within 45 days of this notice. For further inquiries, potential vendors can contact Shannon Harbaugh at (215) 697-4959 or via email at SHANNON.T.HARBAUGH.CIV@US.NAVY.MIL.