The Department of Defense, through the NAVSUP Weapon Systems Support office, is seeking to procure a repair service for a rotary pump, specifically the National Stock Number (NSN) 7R 4320 013707977, on a sole source basis from Sikorsky. The procurement involves a total quantity of one unit and is classified under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing. This repair service is critical for maintaining operational readiness and support for military aircraft systems. Interested parties are encouraged to submit their capability statements or proposals by email to Contract Specialist Taylor O’Connor at taylor.m.oconnor2.civ@us.navy.mil, with the solicitation expected to be issued around December 15, 2025, and responses due by January 14, 2026.