The class, of which Shimakaze was the prototype, was not ordered.

The class was ordered as the only railcar for the Valdres Line.

The 22000 class was primarily ordered for use on most of Iarnród Éireann's intercity routes.

The class were ordered from the Baldwin Locomotive Works to relieve motive power shortages.

The 442 class were ordered and operated by the New South Wales Government Railways.

The class was ordered from the United Kingdom and delivered in 1928 and 1929.

A new class of amphibious assault ships would be ordered (what would become the Albion class landing platform dock).

Two new classes of minesweeper were ordered at the beginning of the Reagan Administration, but both ran into problems, with no ships yet delivered.

The 4000 class were originally ordered by Queensland Rail.

When the class was ordered, no port in the Americas could handle ships of their size.