MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts in an insert with a wide operating temperature range from -65 °C to 200 °C. These connectors come in various configurations such as front and rear wall mount, as well as jam nut receptacles, offering versatility in deployment. Utilizing M39029 rear release crimp contacts, they ensure secure connections in sizes 22D, 22M, 22, 20, 16, and 8 for coax and twinax applications. Constructed with high-strength aluminum shells and available in different plating options including cadmium-free finishes, they meet stringent military specifications for reliability. Whether in aerospace, defense, or industrial settings, these connectors provide a durable and efficient solution for your connectivity needs.