This standard establishes requirements for selection of electrical connectors, plug-in sockets and their associated hardware, shown in detail in appendixÛªs A, B, C, D, E, and F, for use in military equipment. Included are the following: a. Selected electrical connector types and associated hardware chosen jointly by the Departments of the Army, the Navy, and the Air Force for use in the design of military equipment. b. Guides for the choice and application of electrical connectors and associated hardware for use in military equipment.