A report on the German 105-mm SP assault howitzer on the Panzer III chassis (Sturmhaubitze), from Tactical and Technical Trends, No. 36, October 21, 1943. The article also includes an illustration of the Hummel, a 150-mm howitzer mounted on the Panzer III/IV chassis. [DISCLAIMER: The following text is taken from the U.S. War Department publication Tactical and Technical Trends. As with all wartime intelligence information, data may be incomplete or inaccurate. No attempt has been made to update or correct the text. Any views or opinions expressed do not necessarily represent those of the website.]

GERMAN 105-MM SP ASSAULT HOWITZER 42 The German 105-mm gun was described in Tactical and Technical Trends No. 12, page 12, and the 105-mm howitzers "18" and "42" were described in Tactical and Technical Trends No. 30, page 9. Information pertaining to the German 105-mm assault howitzer (Sturmhaubitze) 42 has recently become available. This howitzer is mounted on a PzKw 3 chassis and is electrically fired. Unless the muzzle brake is attached, the gun must not be fired. Additional descriptive data follow. Length in calibers     28 Length of barrel 9.55 ft Length of barrel with muzzle brake 10.8 ft Bore from breech to muzzle 8.79 ft Maximum range 13,480 yds Elevation 20° Depression 6° Width including PzKw 3 chassis 9 ft 8 1/2 in Height including PzKw 3 chassis 6 ft 5 in Length including PzKw 3 chassis 17 ft 8 3/4 in Weight 21 1/2 tons Muzzle velocity 1,771 f/s

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