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 and rear wall mount, as well as jam nut receptacles, they offer versatility for different applications. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Constructed with high-strength aluminum shells and offering plating options such as gold, electroless nickel, and cadmium finishes, they meet stringent military specifications. With RoHS compliant options, these connectors guarantee reliable performance in demanding conditions.