MS22001 Oxygen Mask likely used during Vietnam/Korean war. The item "MS22001 Oxygen Mask Navy VIETNAM KOREAN WAR Marine Pilots Mask" is in sale since Monday, April 1, 2019. This item is in the category "Collectibles\Militaria\Vietnam (1961-75)\Original Period Items\Personal, Field Gear".
The seller is "chrisgators-dallas" and is located in Frisco, Texas. This item can be shipped to United States.