F5

F5, F.V, F 5, F05, F-5 may refer to :

Music

* F5 (band), hard rock band of former Megadeth bassist David Ellefson
* F5 Records, a record label
* An F roughly one and a half octaves above middle C

Publications

* F5 (comics), a comics created by Tony Daniel
* Factsheet Five, a magazine sometimes referred as F5

cience and technology

* F5 Networks, a manufacturer of network equipment
* Nikon F5, a camera
* Faugère F5 algorithm, an algorithm by Jean-Charles Faugère for computing the Gröbner basis of an ideal of a multivariate polynomial ring.
* Coagulation factor V
* F5, one of the function keys on a computer keyboard. It is often used for the refresh function in web browsers and file managers

Aircraft

* F-5 Freedom Fighter, a 1960s US jet fighter produced for export by Northrop
* F-5 Lightning, a photo-reconnaissance version of the P-38 Lightning
* Felixstowe F.5 a 1918 British flying boat
* Fokker F.V, a 1922 Dutch aircraft
* Shenyang F-5, an export version of the Chinese Shenyang J-5 jet fighter

Other

* F 5 Ljungbyhed, a former Swedish Air Force training wing
* F-05 (Michigan county highway)
* F5 Networks, a networking appliances company
* F5 tornado, a intensity rating on the Fujita scale suggesting an incredibly violent tornado
* Cosmic Air IATA airline designator
* Facebuster#F-5 , a professional wrestling throw used by Brock Lesnar as a finisher
* F05 : Delirium, not induced by alcohol and other psychoactive substances code