M52, M/52 or M-52 may refer to:

Military

  • M/52 (rifle)
  • M52 rifle grenade
  • M52 self-propelled howitzer, a 1950s US 105 mm artillery
  • MEMS M-52/60, a submachine gun
  • Macchi M.52, a 1920s Italian racing seaplane
  • Miles M.52, a 1942 British supersonic jet project
  • Myasishchev M-52, the second prototype of a Soviet supersonic bomber

Roads and transportation

  • M52, The North/South Metroline in Amsterdam
  • M52 (Cape Town), a Metropolitan Route in Cape Town, South Africa
  • M52 (Johannesburg), a Metropolitan Route in Johannesburg, South Africa
  • M-52 (Michigan highway)
  • M52 highway (Russia)
  • M52, a Metrobus route in Sydney, Australia

Science and technology

  • BMW M52, a 1994 automobile piston engine
  • Messier 52, an open star cluster in the constellation Cassiopeia
  • Samsung Galaxy M52 5G, an Android smartphone by Samsung Electronics.