D38999/20MC4AB

MIL-DTL-38999 III (D38999) harsh environment connectors, designated as SKU D38999/20MC4AB, are essential components for military and aerospace applications. These rugged circular connectors, featuring wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, ensure reliable signal and power transmission in extreme conditions. With 9 shell sizes and 54 insert arrangements available, including M39029 contacts in various sizes, they offer versatile connectivity solutions. Constructed from durable materials such as aluminum, stainless steel, and lightweight composite, with a choice of plating options including olive drab cadmium and passivated stainless steel, these connectors guarantee long-term performance and corrosion resistance. Boasting a wide operating temperature range from -65°C to 200°C, along with RoHS-compliant and Boeing BACC-approved designs, they meet stringent industry standards for quality and environmental compliance. Trust in the MIL-DTL-38999 III connectors for mission-critical operations in the harshest of environments.