The Department of Defense, through the NAVSUP Weapon Systems Support office, is seeking to procure four units of the Piston, Landing Gear, identified by NSN 7R-1620-016445265-VH and part number 70250-32106-044, from Sikorsky Aircraft Corp, the sole source for this item. This procurement is critical as the Piston, Landing Gear is an essential component for aircraft landing gear systems, and the government does not possess the necessary data to source this part from alternative suppliers. Interested parties are invited to submit capability statements or proposals within 45 days of this notice, with the anticipated award date set for January 2024. For further inquiries, contact Lauren N. Phillips at lauren.n.phillips@navy.mil or by phone at (215) 697-6566.