MIL-DTL-38999 Series I connectors are designed for harsh environments, offering up to 128 contacts in a single insert. With a wide operating temperature range of -65°C to 200°C, they provide reliable performance in extreme conditions. Featuring front and rear wall mount options, as well as jam nut receptacles, these connectors are versatile for various applications. The use of M39029 rear release crimp contacts ensures secure connections, available in sizes 22D, 22M, 22, 20, 16, and 8. Built with high-strength aluminum shells and offering multiple plating options including cadmium-free finishes, they meet stringent military specifications for durability. Suitable for use in demanding environments, these connectors provide conductivity, reliability, and environmental resistance, making them ideal for a range of applications.