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The M2 4.2-inch mortar was a U.S. rifled 4.2-inch (107 mm) mortar used during the Second World War, the Korean War, and the Vietnam War. It entered service in 1943. It entered service in 1943. It was nicknamed the "Goon Gun" (from its large bullet-shaped shells, monopod, and rifled bore) or the "Four-Deuce" (from its bore size in inches).
The M2 Mortar could fire several types of ammunition. M49A2 high explosive (HE) with point detonating fuze M52B1 [Total weight: 2.73 lb (1.24 kg), filler weight: 0.34 lb (0.15 kg) of TNT]: [ 10 ] An explosive shell used against infantry and other light area targets.
About Wikipedia; Contact us; Contribute Help; ... 4.2-inch mortar may refer to: UK. ML 4.2-inch mortar – also known as SB 4.2 inch; US. M2 4.2-inch mortar;
Since mortars are generally muzzle-loaded, mortar bombs for rifled barrels usually have a pre-engraved band, called an obturator, that engages with the rifling of the barrel. Exceptions to this are the U.S. M2 4.2-inch mortar and M30 mortar, whose ammunition has a sub-calibre expandable ring that enlarged when fired. This allows the projectile ...
The low-velocity shells were totally silent in transit and gave no warning of their powerful explosions (the M2 mortar's M3 high explosive shell contained 3.64 kilograms (8.0 lb) of explosives, placing it midway between the 2.18 kilograms (4.8 lb) of the 105 mm howitzer M2A1's M1 shell and the 6.88 kilograms (15.2 lb) of the 155 mm howitzer M1 ...
In early 1944, divisions in Italy also held a pool of mortars for issue to other units as needed, usually troops in the divisional anti-tank regiment, some regiments even converted one or more batteries to mortars. Ordnance ML 4.2 in (110 mm) mortars were slower to reach Commonwealth forces in the Pacific and Asia.
M2 90 mm cannon; M16 110 mm rocket launcher; M59 155 mm field cannon (then designated M1 and M2 long Tom) M101 105 mm howitzer (then designated M2A1 towed) M114 155 mm howitzer (then designated M1A1 towed) M115 203 mm howitzer (then designated M2 towed) Type 38 75 mm field cannon; Type 98 20 mm AA machine cannon; Ordnance BL 5.5-inch cannon
Pages in category "World War II mortars" The following 9 pages are in this category, out of 9 total. ... M1 mortar; M2 4.2-inch mortar; M2 mortar; P. PIAT; S. Squid ...