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 YACT24JH21BCV00100
The D38999/24JH21BC is a MIL-DTL-38999 III (D38999) compliant jam nut receptacle, designed for harsh environment applications. Featuring a durable composite shell with olive drab cadmium plating, this connector offers superior protection and conductivity. With 21 contacts in a size 16(21) arrangement, it can handle up to 7.5 A of current and 1250 V DC. Its triple start threaded mating type ensures a secure connection, while its wide operating temperature range of -65 to 200 °C (-85 to 392 °F) makes it suitable for extreme conditions. RoHS-compliant and hi-rel certified, the D38999/24JH21BC is a reliable solution for aerospace, defense, and other demanding industries.