If you are looking for early '50s (Korean War), they were basically the same uniforms as worn in WWII, the soft leather football helmet. Dragon has a set of US tankers from WWII that will work for early '50s (Korean War era).
Here they are:
DML6054 US Tank Crew Europe '44
Good luck.
Gino P. Quintiliani - Field Artillery - The KING of BATTLE!!!
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