Original Cold War Soviet MiG Jet Fighter Cased GSH-6A High Altitude Flying Helmet with Complete VMSK-4-15 Sea Survival High Altitude Flight Suit - VKK Flight Suit Category_MG 34 Reciever Assembly They are just a bit

They are just a bit loose due to shrinkage

Comparisons with original cylinders indicate that this is almost certainly a replaced cylinder

The liner is correct “high pressure” WWII issue and stamped with an F logo over 54 for the FIRESTONE TIRE & RUBBER COMPANY Manufactured in Akron

Much of this highly radioactive material falls to Earth

Canada (1892)

Original Cold War Soviet MiG Jet Fighter Cased GSH-6A High Altitude Flying Helmet with Complete VMSK-4-15 Sea Survival High Altitude Flight Suit - VKK Flight Suit Category_MG 34 Reciever Assembly They are just a bitOriginal Items: Only One Set Available. The Soviet GSH 6A (Russian: 6A) Pressurized Sub Orbital Flight Helmet was usually used on MIG 21, MIG 23 and MIG 25 fighter interceptor airplanes as well as for cosmonaut training flights. The clear pressure visor is electrically heated to prevent fogging of the visor. This example is offered in very good condition. Used in the early Russian space program and when flying at extremely high altitudes, this GSh 6A