Jem'Hadar Attack Vessel 971 was a Jem'Hadar starship that was in service in the 24th century.
Service history[]
In the year 2376, Odo selected Jem'Hadar Attack Vessel 971 for his mission to locate the Progenitor. Odo did so due to his familiarity with the crew. (DS9 - Worlds of Star Trek: Deep Space Nine novel: The Dominion: Olympus Descending)
In 2383, Odo and the crew of Jem'Hadar Attack Vessel 971 attempted to warn Starfleet that rogue elements of the Typhon Pact had stolen Dominion technology. (ST - Typhon Pact novel: Raise the Dawn)
In 2386, Weyoun Rotan'talag and thousands of other former denizens of the Dominion took control of this vessel and took it through the Bajoran wormhole to settle in the Alpha Quadrant. (DS9 novel: The Long Mirage)