Original WWII WW2 US Army Air Force AAF M5 Flak Helmet Bomber Gunner. The item "Original WWII WW2 US Army Air Force AAF M5 Flak Helmet Bomber Gunner" is in sale since Saturday, September 12, 2020. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Hats & Helmets". The seller is "us1943" and is located in Mentor, Ohio. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.