F-4U1 Corsair

 

Single-Player
The F-4U Corsair can be found in multiple levels of call of duty world at war, for example in the mission Little Resistance, the corsair can be seen bombing the treeline. also, in Hard Landing, the plane you find with the dead pilot is an F-4U corsair, and is seen in multiple parts of the level. In reality, the F-4U was a very popular plane in the Navy (U.S.N) and the air force (U.S.A.A.F.). however, from the mission Relentless and on, thP-51 Mustang is the plane that is commonly seen.

Multi-Player
the Corsair is only seen in one the map Airfield (Multi-Player), if you walk forward out of the bunker, the crashed plane is a Corsair. It, actually is the same plane model from the jungle in Hard Landing, but with no dead pilot or grenade.