MIL-DTL-38999 Series I connectors offer a robust solution for harsh environments, featuring up to 128 contacts in a sealed insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for demanding applications. Available in various shell sizes and insert arrangements, they accommodate M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, including coax and twinax options. The connectors, housed in high-strength aluminum shells, come with plating choices such as cadmium and electroless nickel, meeting diverse requirements. Their bayonet coupling and RFI grounding options ensure secure connections, making them ideal for military and industrial use. Explore the range of MIL-DTL-38999 I connectors for reliable performance in critical environments.