In December 1944, a modernized version of the M3 known as the M3A1 was introduced into service, with all parts except the bolt, housing assembly, and receiver interchangeable with those of the M3. The M3A1 had several improvements:

M3A1 may refer to: M3A1 Bradley, a variant of an American armored reconnaissance vehicle; Stuart tank, an American light tank; M3 Half-track, an American armored vehicle; M3 submachine gun, an American submachine gun; M3 Scout Car, an American armored car

Oct 12, 2017 · The M3A1 Satan was a flamethrower version of the M3 Stuart light tank that saw combat in the Pacific Theater of World War II.

The M3 and M3A1 variants were powered by an air-cooled radial engine, either a gasoline-fueled 7-cylinder Continental W-670 (8,936 built) or a 9-cylinder Guiberson T-1020 diesel (1,496 built). [9] Both of these powerplants were originally developed as aircraft engines .

May 20, 2016 · The M3 and M3A1 submachine guns, also known as “grease guns” due to their similarity in appearance to the mechanic’s tool, served an important role not only in World War II, but in many ...

Oct 16, 2024 · PICATINNY ARSENAL, N.J. - The Army just completed its final fielding of the Multi-Role Anti-Armor Anti-Personnel Weapon System (MAAWS), which includes the newer M3A1 and legacy M3 weapon systems.

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 .45ACP.

M3A1 Stuart Tank. The M3A1 also saw service with American forces during the North African Campaign. The 37mm main gun, which had proved inadequate for British forces a year before, was now even more ineffective since German armor had continued to upgrade.

May 27, 2018 · 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.

Apr 14, 2017 · While the M3 and M3A1 were replaced in front-line service in 1957, they would remain in military inventory as armament for tank crews and truck drivers until 1992 – quite the legacy for such a crude looking weapon!