MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts within an environmentally sealed insert. With an operating temperature range of -65°C to 200°C, these connectors offer reliable performance in a wide range of conditions. Available in various shell sizes and insert arrangements, they utilize M39029 rear-release crimp contacts for secure connectivity. The high-strength aluminum shells come in a selection of plating options, including cadmium-free finishes, meeting RoHS compliance standards. Whether in military or industrial applications, these connectors ensure durable, conductive, and environmentally resistant connections.