MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts with environmental sealing and a wide operating temperature range from -65°C to 200°C. Available in various configurations including front and rear wall mount, as well as jam nut receptacles, this connector family meets stringent military specifications for reliability. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8 (coax and twinax), these connectors ensure secure and efficient connections. Constructed with high-strength aluminum shells and offering a variety of plating options such as electroless nickel, cadmium olive drab, and black anodized aluminum, they are designed for durability in demanding applications. RoHS compliant finishes are also available, catering to environmental regulations. Perfect for aerospace, defense, and other rugged environments, these MIL-DTL-38999 Series I connectors deliver exceptional performance and reliability.