The Department of Defense, through the NAVSUP Weapon Systems Support office, is seeking to procure repair services for the FPMU Stepup Gearbox, specifically NSN 7R-1680-016936882-DQ, from Triumph Gear Systems, the Original Equipment Manufacturer. The procurement involves the repair of six units of this specialized gearbox, which is critical for various aircraft operations, and is being solicited on a sole source basis due to the lack of available drawings or data for alternative suppliers. Interested parties may submit capability statements or proposals within 45 days of this notice, with the anticipated award date set for February 2025; inquiries should be directed to Elise M. Anzini at Elise.Anzini@navy.mil.