MIL-DTL-38999 III (D38999) harsh environment connectors consist of wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. They are offered in 9 shell sizes and 54 insert arrangements, utilizing M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax. 38999 Series 3 connectors are offered in a variety of shell materials, including aluminum, stainless steel, and lightweight composite. They are also available in a wide assortment of plating options, including olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel. Selection includes RoHS-compliant, cadmium-free finishes, as well as Boeing BACC-approved designs.
Part Aliases: TE Connectivity | Deutsch YACT24MC98JCV00100
The D38999 Series III Jam Nut Receptacle is a high-performance connector designed for harsh environments, featuring a durable composite shell with Electroless Nickel plating for enhanced protection. With 10 gold-plated socket contacts (size 20) rated for 7.5A and 600V AC/850V DC, this connector ensures reliable power and signal transmission in extreme conditions. Its Triple Start Threaded mating type offers secure connections, while its M service class designation guarantees suitability for demanding military applications. Operating efficiently in temperatures ranging from -65°C to 200°C (-85°F to 392°F), this connector is ideal for aerospace, defense, and other mission-critical industries. RoHS compliance pending. Part aliases: YACT24MC98JCV00100.