MIL-DTL-38999 Series I connectors feature up to 128 contacts in an insert, designed for harsh environments with a wide operating temperature range of -65°C to 200°C. Available in various shell sizes and insert arrangements, they offer front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs, ensuring secure connections. Utilizing M39029 rear release crimp contacts in different sizes, including coax and twinax, these connectors are highly versatile. Constructed with high-strength aluminum shells, they come in multiple plating options such as cadmium and nickel, catering to specific application needs. With RoHS-certified finishes available, these connectors guarantee reliability and performance in demanding settings, meeting MIL-DTL-38999 I specifications.