MIL-DTL-38999 Series I connectors boast exceptional durability and performance in harsh environments. With up to 128 contacts, they offer versatile connectivity options in a wide range of applications. These connectors are meticulously engineered to be environmentally sealed, ensuring reliable operation even in extreme conditions with a wide operating temperature range from -65 °C to 200 °C. Featuring various mounting options such as front wall mount, rear wall mount, and jam nut receptacles, they provide flexibility in installation. The connector family includes RFI grounding plugs and utilizes M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, including coax and twinax configurations. Constructed with high-strength aluminum shells and available in different plating options, including cadmium-free finishes, they meet stringent military specifications for performance and reliability. Whether you need to connect equipment in aerospace, defense, or industrial settings, these MIL-DTL-38999 I connectors are the ideal choice for ensuring secure and durable electrical connections.