MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts, designed for harsh environments. Featuring front wall mount, rear wall mount, and jam nut receptacles, they ensure secure connections in demanding applications. With a wide operating temperature range of -65 °C to 200 °C and environmental sealing, these connectors guarantee reliability in extreme conditions. Utilizing M39029 rear release crimp contacts, they come in various shell sizes and insert arrangements, accommodating diverse connectivity needs. Their high-strength aluminum shells, available in different plating options, including cadmium-free finishes, ensure durability and corrosion resistance. Suitable for military and aerospace applications, these connectors meet stringent MIL-DTL-38999 I specifications, providing reliable performance in critical environments.