MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert for versatile connectivity. With front wall mount, rear wall mount, and jam nut receptacles, they offer secure installations. Operating in extreme temperatures ranging from -65 °C to 200 °C, these connectors are ideal for demanding applications. Utilizing M39029 rear release crimp contacts in various sizes, including coax and twinax, they ensure reliable performance. Constructed with high-strength aluminum shells and available in different plating options, such as electroless nickel and black anodized aluminum, they guarantee durability. Additionally, RoHS certified cadmium-free finishes are also offered, making them environmentally friendly. Suitable for military and industrial use, MIL-DTL-38999 I connectors provide robust and dependable connectivity solutions.