M51 or M-51 may refer to:
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M-51 (Michigan highway)
M-51 is a north–south state trunkline highway in the southwestern portion of the US state of Michigan. The southern terminus is at a connection with State Road 933 across the Michigan–Indiana state line near South Bend, Indiana. From th ...
, a state highway in Michigan
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M51 highway (Russia)
The Russian route R254 is a federal highway in Russia and Kazakhstan and is part of the Baikal Highway (which is part of the Trans-Siberian Highway). It runs from Chelyabinsk through Kurgan, Petropavl, and Omsk until Novosibirsk, with a total le ...
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M51 (Cape Town)
The City of Cape Town (Cape Town metropolitan area) like most South African metropolitan areas, uses Metropolitan or "M" routes for important intra-city routes, a layer below National (N) roads and Regional (R) roads. Each city's M roads are ind ...
, a Metropolitan Route in Cape Town, South Africa
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M51 Skysweeper
The M51 Skysweeper (Gun, M51, Antiaircraft or Gun automatic, 75-mm T83E6, and E7, recoil mechanism, and loader rammer) was an anti-aircraft gun deployed in the early 1950s by both the U.S. Army and U.S. Air Force. It was the first such gun to ...
, an anti-aircraft gun
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M51 MACI mine The M 51 MACI and M 52 MACI (Mine Antichar Indétectable) are French circular minimum metal anti-tank blast mines. The use a variety of fuzes, a M61 pressure/friction fuze, a "tentacle" fuze with four hoses that triggers the mine when two of the o ...
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M51 SLBM
The M51 SLBM is a French submarine-launched ballistic missile, built by ArianeGroup, and deployed with the French Navy. Designed to replace the M45 SLBM (In French terminology the MSBS – ''Mer-Sol-Balistique-Stratégique'' "Sea-ground-Strategic ...
, a French nuclear ballistic missile
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BMW M51
The BMW M51 is an inline-6 cylinder Diesel engine produced by the Upper Austrian BMW plant in Steyr from July 1991 through February 2000. Its predecessor is the BMW M21, the successor is the BMW M57.
Description
The M51 is a water-cooled an ...
, a 1991 straight-6 Diesel engine
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Sherman M-51, an Israeli modification of American M4 Sherman tank
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Eidgenössischer Stutzer 1851
The Eidgenössischer Stutzer 1851 ( en, Federal Carbine 1851), also called Feldstutzer 1851, was the first service rifle used by the Swiss armed forces to be procured by the federal government, which was responsible for the armament of the Canto ...
, a historical service rifle of the Swiss Army
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Messier 51 Messier may refer to:
People with the surname
*Charles Messier, French astronomer
*Éric Messier, former NHL defenseman
*George Messier, French inventor
*Jean-Marie Messier, former CEO of Vivendi Universal
* Marc Messier, Canadian actor from Quebec ...
, a spiral galaxy also known as the Whirlpool Galaxy
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Samsung Galaxy M51
The Samsung Galaxy M51 is a mid-range Android smartphone manufactured by Samsung Electronics as part of their M series. It was announced in late August 2020 and released the following month. The phone has a 6.7 in sAMOLED Plus display, a 64 MP ...
, a smartphone released in 2020
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