D38999/20MJ4SB

MIL-DTL-38999 III (D38999) harsh environment connectors feature wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. Available in 9 shell sizes and 54 insert arrangements, they accommodate M39029 contacts in various sizes, including 22D, 20, 16, 12, 10 power, and 8 twinax. With options for aluminum, stainless steel, and lightweight composite shells, along with plating choices like olive drab cadmium and passivated stainless steel, these connectors offer versatility. Meeting RoHS compliance and Boeing BACC approval, they ensure quality and reliability in demanding applications. The 38999 Series 3 connectors, with a shell size of 25 and contact sizes 16(8) and 20(48), are designed for wall mounting with removable crimp contacts, featuring a gold contact plating for enhanced conductivity. With a service rating of I and a wide operating temperature range from -65°C to 200°C, they guarantee performance in extreme conditions.