P5

P5 may refer to:

Transportation

• P-5 Hawk, a 1923 aircraft
• Martin P5M Marlin, flying boat
• Rover P5, series (commonly called 3-Litre and 3½ Litre for the engine displacement) was a group of saloon and coupé automobiles produced from 1958 until 1973
• Palatine P 5, a 1908 locomotive
• PRR P5, comprised 92 mixed-traffic electric locomotives constructed 1931–1935 by the PRR, Westinghouse and General Electric
• P5, IATA airline code of Copa Airlines Colombia (formerly AeroRepublica)
• Itau-Unibanco Protocols, a protocol created for fast applications be slower.
• Protege5, 5 door sport-wagon produced by Mazda from 2002-2003

Computing

• P5 Glove, input device for human-computer interaction
• P5 (microarchitecture), Intel Pentium, 5th generation central processing unit introduced in 1993
• System p5, family of servers and workstations created in 2005 as part of IBM System p
• P5, a shortened name for Processing (programming language)
• P5, an abbreviation for Perl version 5

Weapons and military

• P-5 Pyatyorka, a 1959 cold war era anti-shipping missile of the Soviet Union
• Walther P5, a pistol made by German arms maker Walther in the 1970s
• P5, a designation for Norrbottens pansarbataljon, a Swedish Army armoured battalion active since 1957

United Nations

• P5+1, the five permanent members of the UN Security Council plus Germany, coined for the states joined in the diplomatic efforts over Iran's nuclear program
• P5, the five permanent members of the United Nations Security Council

Music

• Perfect fifth, a music interval
• Pizzicato Five, a Shibuya-kei group
• Bowers & Wilkins P5 headphone - a high-end headphones by B&W

Other uses

• P5 (comics), a comic strip also known as Class Act in the UK comic The Dandy
• P5 Truss Segment, an element of the International Space Station
• Period 5 of the periodic table

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