M3A1 submachine guns were retired from U.S. frontline service after 1959, but continued to be issued, for example as backup weapons for armored vehicle crews as late as the Gulf War (1990–1991).

Designed as an inexpensive replacement for the iconic Thompson submachine gun, this utilitarian firearm overcame early reliability problems to capably serve U.S. forces and their allies for over half a …

Aug 11, 2022 · The longest-serving submachine gun with the US military, its second-biggest stage was the Korean War, where the M3A1 variant saw extensive use by coalition troops.

Nov 28, 2020 · Watch this "At The Range" video segment above to see American Rifleman Field Editor Martin K.A. Morgan shoot a World War II-era M3A1 "Grease Gun" submachine gun chambered in …

Feb 24, 2022 · Commonly called the “Grease Gun” because it resembles the mechanic’s tool of the same name, the M3 first rolled off the production lines in May of 1943, seeing its first combat during …

Here's a look at the M3/M3A1 'Grease Gun,' a .45 ACP full-auto submachine gun that delivered for the United States and its allies.

Equipped with a retractable but adaptable stick, with an “average” weight and a relatively low rate of fire (350-450 rounds per minute), Grease gun appears as a machine gun more manageable than others …