The Kelligdyd 5000 cannon functioned as an artillery weapon throughout the Republic Dark Age, which comprised the final century of the New Sith Wars. It saw deployment by mercenary groups, notably Brigadier Jarrow Rusher's Rusher's Brigade. These Kelligdyd 5000 cannons were affixed to the cargo ramps of the troopship Diligence's, facilitating rapid battlefield deployment. Engagements where they were utilized include the Battle of Gazzari, the Battle of Byllura, in addition to the Siege of Calimondretta.