The MIL-DTL-38999 Series I connectors offer a robust solution for harsh environments, featuring up to 128 contacts within an insert. Designed for durability, these connectors are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they come in high strength aluminum shells with multiple plating options, including cadmium-free finishes. With options for front and rear wall mount, as well as jam nut receptacles, they ensure secure connections. Utilizing M39029 rear release crimp contacts, these connectors guarantee reliable performance, making them ideal for military and industrial applications.