MIL-C-13924C (AMENDMENT 1), MILITARY SPECIFICATION: COATING, OXIDE, BLACK, FOR FERROUS METALS (30 SEP 1987) [S/S BY MIL-DTL-13924D]

MIL-C-13924C (AMENDMENT 1), MILITARY SPECIFICATION: COATING, OXIDE, BLACK, FOR FERROUS METALS (30 SEP 1987) [S/S BY MIL-DTL-13924D]. This amendment forms a part of Military Specification MIL-C-13924C, dated 9 June 1980, and is approved for use by all Departments and Agencies of the Department of Defense.