The MIL-DTL-38999 Series I connectors offer robust connectivity with up to 128 contacts housed in an environmentally sealed insert. Designed for harsh environments, these connectors boast a wide operating temperature range from -65°C to 200°C. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they ensure versatile installation options. Featuring high-strength aluminum shells with multiple plating choices such as cadmium and nickel, these connectors guarantee durability and reliability. Utilizing M39029 rear release crimp contacts, they ensure secure connections with sizes ranging from 22D to 8. With RoHS compliant options, these connectors are ideal for military and industrial applications requiring rugged performance.