F6, F06, F 6, F.6 or F-6 may refer to:

Science and technology

• 246 (number), in hexadecimal
• Nikon F6, an SLR 35mm camera
• F06, an ICD-10 mental and behavioural disorder code
• F6, a function key on a computer keyboard
• F6, a theoretical level on the Fujita scale of tornado strength
• Force 6, a level on the Beaufort scale of windspeed
• F6, the octave name for the F (musical note) at a frequency of 1396.913 Hz.

Transport

Air

• Caproni Vizzola F.6, an Italian prototype fighter of 1941 (F.6M) and 1943 (F.6Z)
• F-6 Mustang, a reconnaissance variant of the North American P-51 Mustang World War II fighter
• F-6 Skyray, originally Douglas F4D Skyray, a 1950s/1960s US Navy jet fighter
• FaroeJet (IATA code)
• Grumman F6F Hellcat, an American World War II fighter aircraft
• Hannover F.6, civil configuration of the Hannover CL.V, a 1918 German ground attack aircraft
• Hunter F.6, a 1954 production variant of the Hawker Hunter fighter aircraft
• Shenyang F-6, an export version of the Chinese Shenyang J-6 jet fighter
• System F6, a DARPA program on developing fractionated spacecraft
• Västgöta Wing, or F 6, a former Swedish Air Force wing

Automotive

• BYD F6, a Chinese-made midsize sedan
• FPV F6, an Australian-made series of cars by Ford Performance Vehicles
• Princes Motorway, or F6, a motorway between Sydney and Wollongong, New South Wales, Australia
• F-6, a version of the 1948-1952 Ford F-Series pickup trucks

Other

• Milwaukee Road class F6, a 1925 American 4-6-4 steam locomotive model
• Mosman Bay ferry services (F6), a commuter ferry route in Sydney, New South Wales, Australia
• LNER Class F6, a class of British steam locomotives
  • This may also refer to LNER Class F5 No.789 and 790, who were incorrectly classified F6 by the LNER

Other uses

• f6 (cigarette), a German brand
• F6 (classification), a wheelchair sport classification
• F-6, Islamabad, a sector of Islamabad, Pakistan

Topics referred to by the same term

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