02 November 2021 NAVSUP WSS Integrated Weapons Support Team Slashes Unfilled GCU Orders to Zero PHILADELPHIA - Naval Supply Systems Command Weapon Systems Support’s (NAVSUP WSS) F/A-18 Integrated Weapon Support Team (IWST) achieved a significant milestone in September, reaching zero unfilled customer orders for the entire F/A-18 Super Hornet Generator Converter Unit (GCU) portfolio. For the...