Original U.S. Vietnam War USAF Flight Helmet Oxygen Mask by Sierra Engineering Co. Spanish Militaria 458th Bombardment Group

458th Bombardment Group

Operation Dragoon was considered a success by the Allies

and liner chinstrap with buckle

Very Few Available

Original U.S. Vietnam War USAF Flight Helmet Oxygen Mask by Sierra Engineering Co. Spanish Militaria 458th Bombardment GroupOriginal Item. Only One Available. Heres a great piece often missing from Vietnam War flight helmets, the oxygen mask. This mask is in fantastic unissued condition and would pair beautifully with a helmet. The mask retains its original tube without any serious damage. There is a makers tag on the end piece reading: 92114 ASSY 232 94A SIERRA ENG. CO. The rubber mouthpiece is also marked: OXYGEN, MBU 5 P SIZE REGULAR NARROW FSN 1660 794 0855 This is a