USS West Carnifax (ID-3812)
 USS West Carnifax (ID-3812) was a cargo ship in the United States Navy shortly after World War I. After she was decommissioned from the Navy the ship was known as SS West Carnifax SS Exford and SS Pan Royal (or sometimes Pan-Royal) in civilian service under American registry.West Carnifax was one of the West boats a series of steel-hulled cargo ships built for the United States Shipping Board (USSB) on the West Coast of the United States.