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 YACT24MD35PBV00100
The MIL-DTL-38999 III (D38999) composite connector, designated as SKU D38999/24MD35PB, is a rugged and versatile solution for harsh environment applications. This jam nut receptacle features 37 gold-plated contacts, accommodating a current rating of 7.5 A and a voltage of 400 V AC, 550 V DC, or 1300 Vrms. With a wide operating temperature range from -65 to 200 °C (-85 to 392 °F), it ensures reliable performance in extreme conditions. The connector, with a shell size of 15 and contact size 22D(37), offers triple start threaded mating for secure connections. Constructed from composite material and featuring nickel plating, it provides excellent durability and environmental resistance. Suitable for military and aerospace use, this connector is RoHS-compliant and boasts a high reliability rating, making it an ideal choice for demanding applications.