The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert with environmental sealing. These connectors offer reliable performance with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they are suitable for diverse applications. Constructed with high-strength aluminum shells and offering multiple plating options such as gold, electroless nickel, and cadmium-free finishes, they ensure durability and performance in demanding conditions. With M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, these connectors provide secure and efficient connections. Meeting MIL-DTL-38999 I specifications, they guarantee quality and reliability for military and industrial use.