The 7 Tango 7 was an "Delta Gamma 9" Type Transport. In 2258, the 7 Tango 7 was stolen by Jason Ironheart to escape the Psi Corps. The 7 Tango 7 was pursued by the Psi Corps Black Omega Squadron in Sector 15 until Ironheart transported the vessel with this powers to Babylon 5. The 7 Tango 7 was destroyed when Ironheart ascended into a more powerful being.