The MG 42 has a proven record of reliability, durability, simplicity, and ease of operation, but is most notable for its ability to produce a high volume of suppressive fire. The MG 42 had one of the highest average cyclic rates of any single-barreled man-portable machine gun: between 1,200 and 1,500 rpm.

The MG 42 is a 7.92×57mm Mauser, air-cooled, belt fed, open bolt, recoil-operated machine gun with a quick change barrel.. Production during the war amounted to over 400,000 units (17,915 units in 1942, 116,725 in 1943, 211,806 in 1944, and 61,877 in 1945).