MIL-DTL-38999 Series I connectors offer robust performance in harsh environments, with up to 128 contacts housed in an environmentally sealed insert. Featuring a wide operating temperature range of -65 °C to 200 °C, these connectors come in various shell sizes and insert arrangements, with options for front wall mount, rear wall mount, and jam nut receptacles. Utilizing M39029 rear release crimp contacts, they ensure secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and available in different plating options, including RoHS certified finishes, these connectors provide reliable conductivity and durability. Suitable for military and industrial applications, they meet stringent MIL-DTL-38999 I specifications, making them ideal for demanding connectivity needs.