ST-4402 was the designation of a Human who served as an Imperial sandtrooper squad leader assigned to a garrison on the planet Tatooine during the Galactic Civil War. Like other stormtroopers assigned to a garrison on Tatooine, ST-4402 possessed the firepower to deal with any local trouble that could arise. The trooper wore the standard suit of stormtrooper armor, and wielded a blaster rifle.