MIL-L-22624A, MILITARY SPECIFICATION: LINK, AMMUNITION, 20MM, MARK 6 MODS 4, 5 AND 6 (15 AUG 1960)

MIL-L-22624A, MILITARY SPECIFICATION: LINK, AMMUNITION, 20MM, MARK 6 MODS 4, 5 AND 6 (15 AUG 1960)., This specification covers the 20MM Ammunition Link Mark 6 Mods 4, 5, and 6, referred to herein as the Link.