MIL-DTL-38999 III (D38999) harsh environment connectors are ruggedized for demanding applications, offering reliable performance in challenging conditions. Available in various configurations such as wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, they cater to diverse connectivity needs. With 9 shell sizes and 54 insert arrangements, these connectors accommodate M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax, ensuring compatibility with different systems. Crafted from materials like aluminum, stainless steel, and lightweight composite, and featuring plating options such as olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel, they provide flexibility in design and application. RoHS-compliant and cadmium-free finishes are also available, meeting environmental standards. Approved for use in Boeing BACC designs, these connectors guarantee high quality and performance. Suitable for military and industrial use, they offer durability, EMI/RFI shielding, and reliable conductivity, making them essential components for critical operations. With a wide operating temperature range from -65°C to 175°C and a mating life of 500 cycles, they ensure consistent functionality even in extreme environments. Trust in MIL-DTL-38999 III connectors for robust and secure connections in your applications.