F3 or F03 may refer to:

Computing

* F3, a

function key A function key is a key on a computer or terminal keyboard that can be programmed so as to cause an operating system command interpreter or application program to perform certain actions, a form of soft key. On some keyboards/computers, function ...

on a computer keyboard * F3 (language), the working name for JavaFX Script, a scripting language *

Fat-Free Framework Fat-Free Framework is an open-source web framework distributed under the GNU General Public License and hosted by GitHub and SourceForge. The software seeks to combine a full featureset with a lightweight code base while being easy to learn, use ...

, a PHP web application framework

Military

* Douglas F-3 Havoc, a photographic reconnaissance plane *

Douglas F3D Skyknight The Douglas F3D Skyknight (later designated F-10 Skyknight) is an American twin-engined, mid-wing jet fighter aircraft manufactured by the Douglas Aircraft Company in El Segundo, California. The F3D was designed as a carrier-based all-weath ...

(later F-10 Skyknight), a Douglas twin engine, mid-wing jet fighter * F 3 Malmslätt, a former Swedish Air Force unit *

Felixstowe F.3 The Felixstowe F.3 was a British First World War flying boat, successor to the Felixstowe F.2 designed by Lieutenant Commander John Cyril Porte RN at the naval air station, Felixstowe. Design and development In February 1917, the first pro ...

, a 1917 British First World War flying boat * Hannover F.3, a World War I German prototype escort fighter * HMS ''Cossack'' (F03), a 1937 British Royal Navy destroyer * HMS ''F3'', a British F class submarine *

McDonnell F3H Demon The McDonnell F3H Demon is a subsonic swept-wing United States Navy carrier-based jet fighter aircraft. The successor to the F2H Banshee, the Demon was originally designed to use the Westinghouse J40 engine, but had to be redesigned to acc ...

(later F-3 Demon), a United States Navy carrier-based jet fighter *

Mk F3 155mm The 155 mm self-propelled gun Mk F3, or the Canon de 155 mm Mle F3 Automoteur (Cn-155-F3-Am), was developed in the early 1950s by the French Army to replace their American M41 Gorilla 155mm self-propelled guns. The Mk F3 is the smallest ...

, French self-propelled gun *

RAF Tornado F3 The Panavia Tornado Air Defence Variant (ADV) was a long-range, twin-engine interceptor version of the swing-wing Panavia Tornado. The aircraft's first flight was on 27 October 1979, and it entered service with the Royal Air Force (RAF) in 1986 ...

, a British fighter * USS ''F-3'' (SS-22), a United States Navy submarine * A future Japanese fighter jet (F-3 or F-X) based on the i3 conceptual jet fighter and Mitsubishi X-2 prototype

Transportation

BYD F3 The BYD F3 is a compact car that was produced by BYD and was one of the top selling compact cars in China. Production of the first generation model commenced in September 2005, and facelifts were done in 2014 and 2016 with a few variants spawned ...

, an automobile *

EMD F3 The EMD F3 is a B-B freight- and passenger-hauling carbody diesel locomotive produced between July 1945 and February 1949 by General Motors’ Electro-Motive Division. Final assembly was at GM-EMD's La Grange, Illinois plant. A total of 1,11 ...

, a North American cab-style diesel locomotive introduced in 1945 * F3 (Istanbul Metro), a funicular railway line in Istanbul, Turkey *

F3 class ''Norwegian Epic'' is a cruise ship of the Norwegian Cruise Line built under that line's F3 Project by STX Europe Chantiers de l'Atlantique shipyard in Saint-Nazaire, France. When built she was the third largest cruise ship in the world. T ...

, project name for the mega-cruise ship ''Norwegian Epic'' *

Faso Airways Faso Airways is an airline based in Ouagadougou, Burkina Faso. It was established in 2000 and operates charter flights to Africa, Europe and the Middle East. Fleet * Airbus A310-300 * Ilyushin Il-76TD See also * List of defunct airlines of Bu ...

IATA airline designator *

Fokker F.III The Fokker F.III was a single-engined high-winged monoplane aircraft produced in the 1920s by the Dutch aircraft manufacturer Fokker. It could carry five passengers. The aircraft was also built under licence in Germany as the Fokker-Grulich F.III ...

, a 1921 Dutch single-engine high-winged monoplane aircraft *

Hinterhoeller F3 The Hinterhoeller F3 (or F 3) is a Canadian sailboat that was designed by Argentine naval architect Germán Frers as a racer-cruiser and first built in 1981.Sherwood, Richard M.: ''A Field Guide to Sailboats of North America, Second Edition'', ...

, a yacht design by Canadian boat builder

Hinterhoeller Yachts Hinterhoeller Yachts was a Canadian boat builder based in St. Catharines, Ontario. The company specialized in the design and manufacture of fiberglass sailboats. The company was originally founded by George Hinterhoeller as Hinterhoeller Limit ...

MV Agusta F3 series The MV Agusta F3 is a series of motorcycles introduced in 2012 by the Italian manufacturer MV Agusta. These models are the first three-cylinder machines that MV Agusta have manufactured since the famous three-cylinder GP racers of the 1970s. ...

, an Italian sports motorcycle * Spyder F3, a model of the three-wheeled motorcycle

BRP Can-Am Spyder Roadster The Can-Am Spyder ("Spyder") is a three-wheeled motorcycle manufactured by Can-Am motorcycles, a division of Bombardier Recreational Products. The vehicle has a single rear drive wheel and two wheels in front for steering, similar in layout to a ...

* Sydney Ferries'

Parramatta River ferry services Parramatta River ferry services connect suburbs along the Parramatta River in Sydney with Circular Quay by commuter ferry. The services are numbered F3 and form part of the Sydney Ferries network. History Regular ferry services between Sydney an ...

, known as the F3 *

Pacific Motorway (Sydney–Newcastle) The Pacific Motorway, signposted M1, is a stretch of motorway linking Sydney to the Central Coast, Newcastle and Hunter regions of New South Wales. It is also known by its former names F3 Freeway, Sydney–Newcastle Freeway, and Sydney–Newc ...

, formerly Sydney–Newcastle Freeway and commonly known as F3

Arts

* ''F3'' (Fisz Emade jako Tworzywo Sztuczne album) * ''F3'' (manga) (F³: Frantic, Frustrated & Female), a hentai manga series * ''F3'' (film), an Indian Telugu-language film

Other

F3 (classification) F3, also T3 and SP3, is a wheelchair sport classification that corresponds to the neurological level C8. Historically, it was known as 1C Complete, and 1B Incomplete. F3 sportspeople have functional issues related to the muscles in their throw ...

, a wheelchair sport classification * F3 (font format), created by Folio, Inc * F3 (gene), a protein *

F3 isoprostane The isoprostanes are prostaglandin-like compounds formed ''in vivo'' from the free radical-catalyzed peroxidation of essential fatty acids (primarily arachidonic acid) without the direct action of cyclooxygenase (COX) enzymes. The compounds were ...

F3 Nation F3 Nation, or F3, is a network of free, peer-led workouts for men, founded in the United States on January 1, 2011 in Charlotte, North Carolina with an estimated 40,000+ active participants. These participants can be found at approximately 3,300 ...

, a network of free peer-led workouts for men in the U.S. * Form, fit and function, an engineering term relating to design processes *

Formula Three Formula Three, also called Formula 3, abbreviated as F3, is a third-tier class of open-wheel formula racing. The various championships held in Europe, Australia, South America and Asia form an important step for many prospective Formula One driv ...

, a class of automobile racing * Forsmark 3, a unit at

Forsmark Nuclear Power Plant Forsmark Nuclear Power Plant is a nuclear power plant in Forsmark, Sweden that provides 14% of Sweden's total electricity output, and also the site of the Swedish Final repository for radioactive operational waste. It is operated by a company m ...

, Sweden * Motorola Motofone F3, a mobile phone *

Nikon F3 The Nikon F3 was Nikon's third professional single-lens reflex camera A single-lens reflex camera (SLR) is a camera that typically uses a mirror and prism system (hence "reflex" from the mirror's reflection) that permits the photographer to ...

, an SLR camera *

Taito F3 System The Taito F3 Package System (Taito Cybercore in North America) is a 32-bit arcade system board released by Taito in 1992. Specifications * CPU: Motorola MC68EC020; * Sound CPU: Motorola MC68000; * Sound chip: Ensoniq ES5505 and ES5510 (DSP ...

, a 1992 arcade system board * A tornado intensity rating on the

Fujita scale The Fujita scale (F-Scale; ), or Fujita–Pearson scale (FPP scale), is a scale for rating tornado intensity, based primarily on the damage tornadoes inflict on human-built structures and vegetation. The official Fujita scale category is determ ...

*''F''₃, a type of

formant In speech science and phonetics, a formant is the broad spectral maximum that results from an acoustic resonance of the human vocal tract. In acoustics, a formant is usually defined as a broad peak, or local maximum, in the spectrum. For harmoni ...

in speech science * F3, an

EEG Electroencephalography (EEG) is a method to record an electrogram of the spontaneous electrical activity of the brain. The biosignals detected by EEG have been shown to represent the postsynaptic potentials of pyramidal neurons in the neocortex ...

electrode site according to the 10-20 system *

F3 Derby The F3 Derby is an association football rivalry between Central Coast Mariners and Newcastle Jets. It is the longest standing derby in the A-League Men. The rivalry originated due to the team's relative geographical proximity, with the Mariner ...

association football Association football, more commonly known as football or soccer, is a team sport played between two teams of 11 players who primarily use their feet to propel the ball around a rectangular field called a pitch. The objective of the game is ...

rivalry between

Central Coast Mariners Central Coast Mariners Football Club is an Australian professional soccer club based in Gosford, on the Central Coast of New South Wales. It competes in the A-League Men, under licence from the Australian Professional Leagues (APL). The Ma ...

and

Newcastle Jets Newcastle United Jets Football Club, commonly known as Newcastle Jets, is an Australian professional soccer club based in Newcastle, New South Wales. It competes in the country's premier competition, the A-League, under licence from The Australia ...

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