MIL-DTL-38999 Series I connectors offer reliable connectivity in harsh environments, featuring up to 128 contacts housed in an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors are designed for rugged applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. The high strength aluminum shells come in a range of plating options, including RoHS certified finishes, ensuring durability and performance. Suitable for military and industrial use, these connectors provide conductive reliability with socket contact style and bayonet coupling.