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 YACT24MG11HCV00100
The MIL-DTL-38999 III (D38999) harsh environment connectors, featuring a jam nut receptacle design, offer reliable connectivity in demanding conditions. With 12 gold-plated contacts, each rated for 23A and 600V AC/850V DC, they ensure robust performance. Constructed from composite materials and electroless nickel shell plating, these connectors withstand temperatures ranging from -65°C to 200°C (-85°F to 392°F). Their triple start threaded mating type and C keyway polarization provide secure and foolproof connections. Certified to MIL-DTL-38999 III standards, with a service class of M and 1500-cycle contact mating life, these connectors are ideal for military, aerospace, and other high-reliability applications.