The Forgotten 3-Shot Grenade Launcher Before the M79: The T148E1 with expert Jonathan Ferguson
This video provides an in-depth look at the T148E1, a three-shot grenade launcher developed by Springfield Armory in the 1950s. Expert Jonathan Ferguson details its design, mechanism, and historical context, highlighting its contemporary development alongside the M79 and explaining why it ultimately did not see widespread adoption. The T148E1 featured a unique 'negator spring' system for automatic advancement of the firing chamber and utilized the 40x46mm high-low pressure round.










