M class or M-class may refer to:

Military

M-class blimp The Goodyear Aircraft Company of Akron, Ohio built the M-class blimp for the United States Navy as the follow-on to the K-class anti-submarine warfare blimp used during World War II. It was a significantly larger airship, 50% larger than its pr ...

, an American WW2 class of anti-submarine warfare airships *

M-class cruiser The M-class cruisers were a class of light cruisers planned, but never built, by Nazi Germany's before World War II. The ships were designed for commerce raiding in the Atlantic Ocean. The design for the first four ships suffered from a number ...

, a planned German light cruiser class * M-class destroyer, several classes of destroyer **

Admiralty M-class destroyer The M class, more properly known as the Admiralty M class, were a class of 85 destroyer In naval terminology, a destroyer is a fast, maneuverable, long-endurance warship intended to escort larger vessels in a fleet, convoy, or carrier ...

, a class of British destroyers built 1913–1916 and served in World War I ** M-class, British destroyers starting with the letter ''M'' of the

L and M-class destroyer The L and M class was a class of sixteen destroyers which served in the British Royal Navy The Royal Navy (RN) is the naval warfare force of the United Kingdom. It is a component of His Majesty's Naval Service, and its officers hold the ...

, launched 1939–1942 and served in World War II ** ''Marcílio Dias''-class destroyer, Brazilian destroyers built during World War II * ''Karel Doorman''-class frigate, of the Royal Netherlands Navy * M-class minesweeper, several classes of minesweeper **

M-class minesweeper (Germany) The M class were the standard Minesweeper (ship), minesweeper () of Nazi Germany's ''Kriegsmarine'' during World War II. The vessels were the primary force in Germany's Organization_of_the_Kriegsmarine#Harbor_Security_Commands, harbor defense co ...

, a class of minesweepers of the World War II German ''Kriegsmarine'' **

M-class minesweeper (Netherlands) The M class were the first minesweepers of the Royal Netherlands Navy. The need for minesweepers for the Dutch marine came during the First World War when sea mines were laid in great numbers. Design and construction The Navy converted four tug ...

, a class of minesweepers of the Royal Netherlands Navy built after World War I * ''Abercrombie''-class monitor, a British WWI class of monitor gunships *

M-class submarine Two ship class, classes and a one-ship class of submarine are known as the M class * Soviet M-class submarine, a class of 148 Soviet Navy submarines built between 1933 and 1947 * British M-class submarine, a class of 3 Royal Navy submarine monitors ...

, several classes of submarine **

British M-class submarine The British Royal Navy M-class submarines were a small class of diesel-electric submarines built during World War I. The unique feature of the class design was a 12-inch (305 mm) gun mounted in a casemate forward of the conning tower. ...

** United States M-class submarine

Transportation

Mercedes-Benz M-Class Mercedes-Benz (), commonly referred to simply as Mercedes and occasionally as Benz, is a German automotive brand that was founded in 1926. Mercedes-Benz AG (a subsidiary of the Mercedes-Benz Group, established in 2019) is based in Stuttgart, ...

, an automobile *

M-segment Minivan (sometimes called simply a van) is a car classification for vehicles designed to transport passengers in the rear seating row(s), with reconfigurable seats in two or three rows . The equivalent classification in Europe is MPV (multi-p ...

, a European vehicle size class *

NZR M class The NZR M class were a series of four tank engines built in England for the Otago Otago (, ; ) is a regions of New Zealand, region of New Zealand located in the southern half of the South Island and administered by the Otago Regional Coun ...

locomotives *

Pennsylvania Railroad class M1 The M1 was a class of steam locomotive of the Pennsylvania Railroad (PRR). It was a class of heavy mixed-traffic locomotives of the "Mountain" arrangement, which uses four pairs of driving wheels with a four-wheel guiding truck in front for sta ...

, locomotives *

Victorian Railways M class The Victorian Railways M class were 4-4-0T (tank) steam locomotives for suburban passenger service in Melbourne, a pattern engine being supplied in 1879 by Beyer, Peacock & Company. Twenty-one further locomotives of this model were built by t ...

, steam locomotives *

Victorian Railways M class (diesel-hydraulic) The Victorian Railways M class are a diesel-hydraulic powered railway shunting locomotive, constructed at Newport workshops of the Victorian Railways in Victoria, Australia and used between 1959 and 1987. History In the 1950s the Victorian Ra ...

, shunting locomotives *

OOCL M-class container ship The M class is a series of 10 container ships built for OOCL with a maximum theoretical capacity of 13,208 Twenty-foot equivalent unit, TEU. The ships were built by Samsung Heavy Industries in South Korea. Construction started in 2012 and the first ...

, a class of large container ships operated by Orient Overseas Container Line *

Maersk M-class container ship The M class is a series of 6 container ships built for Maersk Line. The ships were built by Odense Steel Shipyard in Denmark and have a maximum theoretical capacity of around 11,008 twenty-foot equivalent units (TEU). List of ships See al ...

, a class of large container ships operated by Maersk Line *

M-class Melbourne tram The M-class was a class of 17 trams built by Duncan & Fraser, Adelaide for the Hawthorn Tramways Trust (HTT) as numbers 1 to 10, and 33 to 39. All passed to the Melbourne & Metropolitan Tramways Board on 2 February 1920 when it took over the Muni ...

M-class Sydney tram The M-class trams were built by the Randwick Tramway Workshops for use on tourist services on the Sydney tram network to replace two modified G class trams. Originally allocated to Fort Macquarie Tram Depot Fort Macquarie Tram Depot was par ...

Astronomy

* ''M class'', a

stellar classification In astronomy, stellar classification is the classification of stars based on their stellar spectrum, spectral characteristics. Electromagnetic radiation from the star is analyzed by splitting it with a Prism (optics), prism or diffraction gratin ...

* ''M class'', a class of

solar flare A solar flare is a relatively intense, localized emission of electromagnetic radiation in the Sun's atmosphere. Flares occur in active regions and are often, but not always, accompanied by coronal mass ejections, solar particle events, and ot ...

Military

Transportation

Astronomy

See also