The MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments 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 offer versatility in installation. Compliant with military specifications, these connectors ensure reliable performance with M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and offering multiple plating options such as cadmium and nickel, they guarantee durability and corrosion resistance. Suitable for diverse applications, the MIL-DTL-38999 Series I connectors meet stringent quality standards for demanding environments.