MIL-DTL-38999 Series I connectors offer robust performance in harsh environments, featuring up to 128 contacts within an environmentally sealed insert. With an operating temperature range spanning from -65 °C to 200 °C, these connectors ensure reliable functionality in extreme conditions. Available in various configurations including front and rear wall mount receptacles, as well as jam nut receptacles, they cater to diverse installation requirements. The connectors boast a wide selection of shell sizes and insert arrangements, accommodating different contact types such as crimp contacts. Constructed with high-strength aluminum shells, they are offered in multiple plating options for enhanced durability. RoHS compliant finishes are also available, making them suitable for environmentally conscious applications. Trusted for their quality and performance, MIL-DTL-38999 Series I connectors are ideal for military, aerospace, and other demanding industrial environments.