MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8. The high-strength aluminum shells come with a choice of plating options, including cadmium-free finishes, ensuring durability and reliability. Offering front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they meet stringent military specifications for performance and quality. Perfect for demanding environments, these connectors provide secure and efficient electrical connections.