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 YDTS26W25-20PNV001
The D38999/26WJ20PN is a high-performance MIL-DTL-38999 III (D38999) connector, designed for use in harsh environmental conditions. This plug assembly features 30 gold-plated contacts, offering excellent conductivity and durability. With a current rating of 43 A and a voltage rating of 300 V AC, 450 V DC, and 1000 Vrms, it is suitable for a wide range of applications. The connector is rated for operating temperatures ranging from -65 to 175 °C (-85 to 392 °F), making it ideal for use in extreme environments. Its straight plug EMI/RFI shielding and triple start threaded mating type ensure reliable performance in demanding situations. Constructed from aluminum 6061-T6 with a cadmium olive drab finish, this connector is both durable and environmentally resistant, meeting the stringent requirements of military and aerospace applications.