MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts within an insert. With a wide operating temperature range of -65°C to 200°C, these connectors offer reliable performance in harsh conditions. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. The high strength aluminum shells come with plating options such as cadmium and nickel, ensuring durability. Offering front and rear wall mount options, as well as jam nut receptacles, they meet stringent military specifications for reliability. These connectors are ideal for applications requiring secure and efficient electrical connectivity in demanding environments.