M55 or M-55 may refer to:

Military

M55 (rocket) The M55 rocket was a chemical weapon developed by the United States in the 1950s. The United States Army produced both Sarin and VX unitary warheads for the M55. History In 1951, the US Army Chemical Corps and United States Army Ordnance Corps, ...

, a nerve agent-filled American Cold War-era rocket *

Myasishchev M-55 The Myasishchev M-55 (NATO reporting name: ''Mystic-B'') is a high-altitude reconnaissance aircraft developed by OKB Myasishchev in the Soviet Union, similar in mission to the Lockheed U-2, but with a twin-boom fuselage and tail surface design. ...

, a Soviet reconnaissance aircraft * M55 self propelled howitzer, an American self-propelled artillery piece * M55 machine gun trailer mount, an American quadruple .50 caliber machine gun system based on the M45 Quadmount *

Zastava M55 The Zastava M55, also designated 20/3-mm-M55, is a Yugoslavian/Serbian 20mm triple-barreled automatic anti-aircraft gun developed in 1955 and produced by Crvena Zastava (now Zastava Arms company) in Kragujevac, Serbia, for Yugoslav People's Army ...

, a Yugoslav/Serbian anti-aircraft gun *

Tikka M55 The Tikka M55 (originally Tikka M76 and also Tikka LSA55) is a Finnish rifle designed by Finnish firearms company Tikkakoski in 1967–1968. M55 was the first centerfire rifle action designed by Tikkakoski, and it was manufactured from 1968 to ...

, a Finnish rifle * M55, a folding stock version of the

M50 Reising submachine gun M5, M-5, M.5, M-V, or M05 may refer to: Transportation Automobiles * AITO M5, a Chinese mid-size crossover SUV * BMW M5, a German mid-size performance car series * Dongfeng Fengxing Lingzhi M5, a Chinese MPV * Haima M5, a Chinese compact sedan ...

* M-55S, a Slovenian tank, a modernization of the

T-55 The T-54 and T-55 tanks are a series of Soviet medium tanks introduced in the years following the Second World War. The first T-54 prototype was completed at Nizhny Tagil by the end of 1945.Steven Zaloga, T-54 and T-55 Main Battle Tanks 1944–2 ...

* M55 helmet, a Finnish variant of the

Stahlhelm The ''Stahlhelm'' (German for "''steel helmet''") is a term used to refer to a series of German steel combat helmet designs intended to protect the wearer from common battlefield hazards such as shrapnel. The armies of the great powers began ...

Science and technology

Messier 55 Messier 55 (also known as M55, New General Catalogue, NGC 6809, or Specter Cluster) is a globular cluster in the south of the constellation Sagittarius (constellation), Sagittarius. It was discovered by Nicolas Louis de Lacaille in 1752 while obs ...

(M55), a globular cluster in the constellation Sagittarius * M55, a

Samsung Sens Samsung Notebook, (stylized as SΛMSUNG Notebook), formerly known as Samsung Sens (삼성 센스), also marketed as Samsung Notebook Series (2011–2013), is a line of portable computers produced by Samsung Electronics. The Sens line was first l ...

laptop computer model *

Siemens M55 The Siemens M55 was a mobile phone introduced by Siemens in 2003. At the time, it was a high-end phone and one of the first color phones by Siemens, with a 4096 color screen. It was a lower-end counterpart of the Siemens S55, with Bluetooth and ...

, a mobile phone * Cortex-M55, an

ARM Cortex-M The ARM Cortex-M is a group of 32-bit RISC ARM processor cores licensed by ARM Limited. These cores are optimized for low-cost and energy-efficient integrated circuits, which have been embedded in tens of billions of consumer devices. Thoug ...

processor core * ThinkCentre M55, a

ThinkCentre M series The M-series of desktops are part of Lenovo's ThinkCentre product line. Formerly an IBM brand, Lenovo acquired the ThinkCentre desktop brand following its purchase of IBM's Personal Computing Division (PCD) in 2005. Following its acquisition of ...

Transportation

M55 (New York City bus) The M5 and M55 bus routes constitute a public transit corridor in Manhattan, New York City, running along the Fifth / Sixth Avenues / Riverside Drive Line as well as the southern portion of the Broadway Line after the discontinuation ...

, a New York City Bus route in Manhattan

Roads

M55 motorway The M55 is a motorway in Lancashire, England, which can also be referred to as the Preston Northern Bypass. It connects the seaside resort of Blackpool to the M6 motorway, M6 at Preston, Lancashire, Preston. It is 12.2 miles (19.6 km) in ...

, a road in Lancashire, United Kingdom, connecting Blackpool and the M6 at Preston *

M55 highway (Russia) The Baikal Highway is a federal highway in Russia. Its official designation is federal highway R258 "Baikal" (). It is part of the Trans-Siberian Highway and of the AH6 route of the Asian Highway Network. It is named after the Russian Lake Bai ...

, a 1113 km road connecting Irkutsk and Chita *

M-55 (Michigan highway) M55 or M-55 may refer to: Military * M55 (rocket), a nerve agent-filled American Cold War-era rocket * Myasishchev M-55, a Soviet reconnaissance aircraft * M55 self propelled howitzer, an American self-propelled artillery piece * M55 machine gu ...

, a road in Michigan connecting Lake Huron and Lake Michigan *

M55 (Cape Town) The City of Cape Town (Cape Town Cape Town is the legislature, legislative capital city, capital of South Africa. It is the country's oldest city and the seat of the Parliament of South Africa. Cape Town is the country's List of municipali ...

, a Metropolitan Route in Cape Town, South Africa

Other uses

* M 55, an age group for

Masters athletics Masters Athletics managed by World Masters Athletics is a class of the sport of athletics (sport), athletics for athletes of 35 years of age and over organized by World Masters Athletics. The events include track and field, road running and cross ...

Military

Science and technology

Transportation

Roads

Other uses

See also