The D38999/32F19N is a rugged, harsh-environment subminiature connector belonging to the MIL-DTL-38999 Series III family. This connector is specified with a size 19 shell and normal (N) keying. It utilizes the F19 (19-19) insert arrangement, which accommodates a total of 18 contacts: 14 size 20 contacts and 4 size 16 contacts. As part of the Series III family, it features a threaded, 360° turn coupling mechanism and is environmentally sealed for high performance. These connectors are ideal for demanding applications in the aerospace, defense, and marine industries where reliable performance is essential.