During maneuvers on 17 December 1917, she and collided, the latter sinking almost immediately . " F-3 ", along with other submarines with whom she was operating, rescued only 3 men out of the 22 on board the " F-1 " . " F-3 " suffered a cracked bow cap and after repairs at Mare Island was assigned operations in cooperation with a civilian motion picture company in experiments with underwater photography.
