The IKS Pa'gich was a B'rel-class light warship that saw service witht he Klingon Defense Force during the 23rd century. (Ship Recognition Manual, Volume 4: Starships of the Original Series Era) The Pa'gich was commanded by Captain Klaa and in 2287, hunted after James T. Kirk so to kill him. (Star Trek V: The Final Frontier) In Star Trek V: The Final Frontier the ship was not named.