The United Defense M42, sometimes known as the Marlin for the company that did the actual manufacturing, was an American submachine gun used during World War II.

Sep 17, 2022 · Far less familiar than the Thompson or the Reising, the U.S.-made UD M.’42 submachine gun was still a factor for the OSS and French resistance fighters operating behind …

Oct 29, 2022 · The UD M.’42: America’s Clandestine Submachine Gun While the Thompson and the M3 “grease gun” served with great acclaim during World War II, a lesser-known design saw service …

Jan 11, 2018 · The UD-42 was originally the design of Carl “Gus” Swebilius, who was at the time (1940) working for the High Standard company. It failed to attract interest form the US military, but was …

Jun 8, 2009 · The UD 42 Submachine Gun Only 15,000 UD 42 Submachine Guns were ever made for a wartime agency called the OSS, predecessor of the CIA.

Feb 26, 2018 · The United Defense Model 42 ("M42") was a compact submachine gun initiative designed by Carl Swebilius as a possible replacement for the storied M1 Thompson submachine gun …

The United Defense Model 42 ("M42") is a compact submachine gun designed by Carl Swebilius as a possible replacement for the famous M1 Thompson submachine gun - an expensive, complex and …

Jun 14, 2026 · Only 15,000 UD-42 SMGs were made in total. This example is a reactivated one but still transferable UD-42s are very hard to find making this example a great chance for the WW2 or MG …

The United Defense M42, also known as the Marlin UD-42 or simply the Marlin, is an American submachine gun. The M42 was created for one purpose; as a possible replacement weapon for the …

Rare World War II Fully Automatic Class III/NFA C&R "United Defense Supply Company" Model UD M.42 Submachine GunThis is a very nice example of a fairly scarce and desirable WWII SMG as …