Excalibur

USS Excalibur (NCC-1705)
The USS Excalibur (NCC-1705) was an Constitution class vessel in service in the 23rd century. (Star Fleet Technical Manual)

USS Excalibur (NCC-2004)
The USS Excalibur (NCC-2033) was an Excelsior-class vessel constructed around the turn of the 24th century. (FASA RPG: Star Trek: The Next Generation Officer's Manual)

USS Excalibur (NCC-26517)
See USS Excalibur (NCC-26517).

USS Excalibur (NCC-26517-A)
See USS Excalibur (NCC-26517-A).