88 PPSH-41 submachine

88 PPSH-41 submachine guns in the bomb bay of a Soviet Tu-2 bomber. Known as the "Hedgehog", it was to fly over formations of enemies and unleash all 88 PPSH-41s simultaneously. This system had a theoretical rate of fire of 79,000 rounds per minute.

Over 6 MILLION PPSH-41s were made - https://militaryhistoria.com/ppsh-41-over-six-million-were-made/