Steamrunner class

The Steamrunner class was a type of Federation starship in service with Starfleet during late 24th century.

Ships of this class saw action at the Battle of Sector 001 in 2373, where several were lost. Several other Steamrunner class starships were involved in the Dominion War, and participated in Operation Return in 2374 and the second Battle of Chin'toka in 2375. Several ships of the class were stationed near Deep Space 9 during the war.

From Memory Alpha -- the free Star Trek reference