MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. The connectors are environmentally sealed and come in high-strength aluminum shells with multiple plating options, including cadmium-free finishes. M39029 rear release crimp contacts ensure reliable connections, while bayonet coupling and RFI grounding plugs enhance functionality. Suitable for military and industrial use, these connectors meet rigorous MIL-DTL-38999 I specifications, providing durable performance in challenging conditions.