MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts housed in an insert for secure connectivity. 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, providing reliable performance. The high-strength aluminum shells come in different plating options, including cadmium-free finishes, ensuring durability and environmental compliance. Offering front and rear wall mount options, as well as jam nut receptacles, these connectors meet stringent military specifications for quality and performance. Perfect for demanding environments, they provide secure and durable electrical connections for critical systems.