His Sten gun ammunition had run out. When Schroeder finds a Sten gun, Peter grabs it. However, his watch, sten gun and some papers were retrieved. It was later replaced by the 9mm Sten gun and Lanchester SMG. ""One sten gun for each section of six people. Williams grabs a Sten gun and leads the Germans away from his group. His sten gun was blown off by an enemy artillery shell splinter and was injured. Manbir Singh was carrying a sten gun and all other Singh's had revolvers. The only other small arm taken was a suppressed Sten gun, carried by Captain Houghton. Flying Squad team - 2 Pistols, 1 Sten Gun, 2 L1A1 Self Loading Rifles. Sten gun was a devastating close-range weapon for sections previously armed only with bolt-action rifles.