F40

F40, F.40, or F-40 may refer to:

Transportation

Aircraft

• Farman F.40, a French pusher biplane reconnaissance aircraft
• Hirth F-40, a German aircraft engine
• F40, the NATO code for the JP-4 jet fuel

Automobiles

• Beijing F40, a Chinese subcompact pickup truck
• Ferrari F40, an Italian mid-engine sports car
• BMW 1 Series (F40), a German subcompact hatchback
• GM F40 transmission, a car gearbox

Trains

• EMD F40C, an American diesel-electric locomotive
• EMD F40PH, an American diesel locomotive

Watercraft

• Brazilian frigate Niterói (F-40), a Niteroi-class frigate of the Brazilian Navy
• HMS Jervis Bay (F40), a British armed merchant cruiser
• HMS Roberts (F40), a Roberts-class monitor of the Royal Navy
• HMS Sirius (F40), a Leander-class frigate of the Royal Navy
• INS Talwar (F40), the lead ship of the Talwar-class frigates of the Indian Navy

Other uses

• F40 (classification), a disability sport classification for athletes of short stature
• F40 (full name F40T12) is a common size fluorescent lamp, at 4 foot or 1.2m