MIL-DTL-38999 Series I connectors boast robust construction with up to 128 contacts housed in an insert, ensuring reliable performance in harsh environments. Featuring front wall mount, rear wall mount, and jam nut receptacles, they offer versatile installation options. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. They utilize M39029 rear release crimp contacts in various sizes, including coax and twinax, for efficient connectivity. Crafted from high-strength aluminum with multiple plating options available, including RoHS-certified finishes, they offer durability and corrosion resistance. Suitable for military and industrial use, these connectors are designed to meet the stringent MIL-DTL-38999 I specifications.