Supply ship
A supply ship was a type of vessel used by various powers. 

Like a freighter, a supply ship's primary mission was to move supplies and cargo. However, unlike a freighter, a supply ship was attached to an "official" or "military" organization, such as Starfleet or the Cardassian Central Command, and the cargo they carried were of an official and/or governmental nature. A supply ship attached to a military fleet, for example, carried spare parts or provided medical assistance needed to restock and resupply the other ships in the fleet as needed.

When the Andorian Commander Thy'lek Shran first encountered Captain Jonathan Archer at the monastery at P'Jem, Shran inquired, during his interrogation of Archer, if  was a supply ship bringing the Vulcans more surveillance equipment. ()

In the 2260s of the alternate reality, information on supply vessels was located in the Federation database. ()

Following the establishment of the Strnad colony in 2364, Doctor Beverly Crusher pointed out to Captain Jean-Luc Picard that the entire affair had been exhausting for the entire crew, noting that "we're not a supply vessel. Settling all those people has been a strain on everyone. I'm tired myself." ()

A supply ship typically had a relatively small crew. The , for example, had a total complement of twenty-six officers and crew on board. The vessels were also not typically well armed. Again as an example, the Lantree was said to have only class 3 defensive armaments. () 

During the Klingon Civil War of 2368, cloaked Romulan supply ships were used to supply the House of Duras. Near the end of the war, Commander Sela led a fleet of fifteen supply ships that attempted to run a blockade led by the . Her ships were exposed by the , forcing her to withdraw. Starfleet shared its sensor scans of the supply ships with Chancellor Gowron, who noted that they would be most useful. ()

In 2369, a  warbird had this designation when it transported several Klingon youths from the planet Carraya IV to the  after they had decided to leave a secluded prison camp on the planet to learn more about their people. ()

Types 
 Cardassian supply ship
 Federation supply ship
 Class 6 Federation supply ship
 
 Kalandan supply ship
 Kantare supply ship
 Kraylor supply ship
 Lissepian supply ship
 Romulan supply ship 002

Supply ships by name 
 
 

Unnamed
 Supply ships sent to Tarsus IV
 Supply ship near Tarchannen III

External link 
 

ja:補給艦
Spacecraft classifications