The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure six units of a flight-critical component, the Cylinder, Tensioner, under the presolicitation notice. This procurement involves a unique part identified by NSN 7R-1720-009390102-EY, which requires engineering source approval to ensure quality and compliance with military standards, as the item is essential for aircraft launching equipment. The acquisition is set aside for small business concerns, and interested parties must demonstrate their capability and interest in fulfilling the requirement, with a focus on providing necessary technical data and qualifications as outlined in the NAVSUP Source Approval Information Brochures. For further inquiries, interested vendors can contact Alexis K. Healy at (215) 697-1143 or via email at ALEXIS.HEALY@NAVY.MIL.