Up for sale is an original 1957 USAF U. S Air Force flight helmet type P-4A with A-14 oxygen mask. Also included is an electrical headset H-75A/AIC. This unit is in incredible condition for its age with little deterioration to the rubber on the oxygen mask. This unit does feature some scratches on the helmet and visor. The headphones appear to be nearly untouched with no tears or rips that I can see. Please ask any questions you have and I can provide more pictures if need. The item “U. S Air Force Type P4-A Flight Helmet With A-14 Oxygen Mask” is in sale since Tuesday, June 12, 2018. This item is in the category “Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Hats & Helmets”. The seller is “arpacheco92″ and is located in Menlo Park, California. This item can be shipped to United States.