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 YACT24JH21HEV00100
MIL-DTL-38999 III (D38999) harsh environment connectors, designated as SKU D38999/24JH21HE, are crucial components for reliable electrical connections in demanding applications. This particular model is a jam nut receptacle featuring 21 gold-plated contacts, accommodating a current of 7.5 A and a voltage of 1250 V DC. With a wide operating temperature range from -65 to 175 °C, these connectors ensure performance in extreme conditions. Constructed with a composite shell and cadmium olive drab finish, they offer excellent durability and environmental resistance. Meeting stringent military specifications, including Boeing BACC approval, the D38999 connectors are trusted for their high reliability in aerospace, defense, and other mission-critical systems. With a service rating of II and a mating type of triple start threaded, they guarantee secure and stable connections even in vibration-prone environments. Trust in the D38999/24JH21HE for robust and dependable connectivity in your high-reliability applications.