A question about M2 ball ammo

[TDH]

The only American military ammo to use non corrosive primers until the mid 50's was the M1 carbine.

[fjruple]

The only American military ammo to use non corrosive primers until the mid 50's was the M1 carbine.

TDH-- The US army was afraid that corrosive priming would seize up the gas piston due it being stacked into the gas piston nut.