What award did the sergeant which the M247 is named after win?
M247 Sergeant York The M247 Sergeant York DIVAD (Division Air Defense) was a self-propelled anti-aircraft gun (SPAAG), developed by Ford Aerospace in the late 1970s. Based on the M48 Patton tank, it replaced the Patton's turret with a new one that featured twin radar-directed Bofors 40 mm rapid-fire guns. The vehicle was named after Sergeant Alvin York, a famous World War I hero.
Graham Parish Sergeant Graham Leslie Parish GC (29 August 1912 – 16 September 1942)of the Royal Air Force Volunteer Reserve was posthumously awarded the George Cross for 'gallantry of the highest order' during the crash landing of his plane in 1942.