The MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts housed in a durable insert. With environmental sealing and a wide operating temperature range from -65 °C to 200 °C, these connectors ensure reliable performance in demanding conditions. Available in various shell sizes and insert arrangements, they accommodate M39029 rear release crimp contacts for secure connections. Constructed with high-strength aluminum shells and offered in multiple plating options, including cadmium-free finishes, these connectors prioritize durability and compliance. Whether in military, aerospace, or industrial applications, the MIL-DTL-38999 Series I connectors deliver superior functionality and longevity, meeting the stringent requirements of modern connectivity standards.