The MIL-DTL-38999 Series I connectors offer a robust solution for harsh environments, featuring up to 128 contacts housed in an insert with environmental sealing. Operating within a wide temperature range from -65°C to 200°C, these connectors are suitable for demanding applications. Available in various configurations including front and rear wall mount, as well as jam nut receptacles, they provide versatility in installation. Utilizing M39029 rear release crimp contacts in different sizes, they ensure reliable connectivity. Constructed with high-strength aluminum shells and offered in multiple plating options such as cadmium and nickel, they cater to diverse needs. With RoHS certified finishes available, these connectors meet environmental regulations while delivering exceptional performance in military and industrial settings.