The MIL-DTL-38999 Series I connectors offer robust connectivity with up to 128 contacts enclosed in a durable insert. Designed for harsh environments, these connectors are sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various configurations such as front wall mount, rear wall mount, and jam nut receptacles, they ensure secure installations. Featuring M39029 rear release crimp contacts, these connectors provide reliable performance in sizes 22D, 22M, 22, 20, 16, and 8 for coax and twinax applications. Crafted with high-strength aluminum shells, they come with a selection of plating options including cadmium-free finishes for RoHS compliance. With their rugged construction and versatility, MIL-DTL-38999 Series I connectors are ideal for military, aerospace, and other demanding applications.