F34, F-34 or F.34 may refer to: * F-34 tank gun, a gun used in the Soviet T-34 tank of World War II * INS Himgiri (F34), a Nilgiri-class frigate of the Indian Navy decommissioned in 2005 * HMS Jaguar (F34), a United Kingdom Royal Navy destroyer which saw service during World War II * HMS Puma (F34), a United Kingdom Royal Navy anti-aircraft frigate which saw service during the 1950s * BMW 3 Series Gran Turismo (F34) * Firebaugh Airport (FAA LID F34) * F-34, JP-8 jet fuel NATO designation * Persistent mood (affective) disorders ICD-10 code This disambiguation page lists articles associated with the same title formed as a letter-number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article.