MIL-DTL-38999 Series I connectors offer high-performance connectivity, featuring up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, these connectors have a wide operating temperature range of -65 °C to 200 °C. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they ensure secure and reliable connections. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors offer versatility for different applications. Constructed with high strength aluminum shells and multiple plating options such as gold, electroless nickel, and anodized aluminum, they provide durability and corrosion resistance. Whether for military, aerospace, or industrial use, these MIL-DTL-38999 Series I connectors meet stringent performance standards.