The MIL-DTL-38999 III (D38999) harsh environment connectors offer reliable connectivity in demanding settings. This range includes wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, providing versatility for various applications. With 9 shell sizes and 54 insert arrangements available, these connectors accommodate a wide range of contact types, including M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax. Constructed from durable materials like aluminum, stainless steel, and lightweight composite, they ensure robust performance. The connectors come in multiple plating options, including olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel, catering to different environmental requirements. With RoHS-compliant and cadmium-free finishes also offered, they meet diverse industry standards. Ideal for military and aerospace applications, these connectors feature a straight plug design with removable crimp contacts, Series III MIL-DTL-38999 certification, and gold contact plating for enhanced conductivity. Operating efficiently in temperatures ranging from -65 °C to 175 °C, they guarantee reliability in extreme conditions. Designed for threaded mating, with keyway polarization N for secure connections, these connectors are classified for service rating I and service class W, ensuring performance excellence. The shell style, straight plug EMI/RFI shielding, and B99 shell size insert arrangement further enhance their functionality. With female contact gender, socket contact style, and a mating life of 500 cycles, these connectors offer long-lasting durability. Their conductive nature and environment-resistant ingress protection make them suitable for critical operations. Whether in military, aerospace, or industrial settings, these connectors provide a dependable solution for your connectivity needs.