Original U.S. WWII USAAF Bomber Crew M3 Steel FLAK Helmet - Complete U.S. Army Serial number 340950B denotes year

Serial number 340950B denotes year of manufacture as 1890

very faintly dated 1917 is Maker marked:

France contracted with the Kynoch Gun Factory of Aston

and designated them Mk 21 Mod 0

It is an IMA exclusive and has been in development for over a year

Original U.S. WWII USAAF Bomber Crew M3 Steel FLAK Helmet - Complete U.S. Army Serial number 340950B denotes yearOriginal Item: Only One Available. Excellent condition complete hard to find USAAF WWII issue M3 Flak Helmet. World War Two American bomber crews in the skies over Europe needed something more than their leather flying helmets to provide them with shrapnel injuries, however it took a surprisingly long time for a new helmet to be developed and deployed to meet that need. Not until December of 1943 did the M3 reach the ETO, it was the first of three