MIL-DTL-38999 Series I connectors feature up to 128 environmentally sealed contacts, designed for harsh environments with an operating temperature range from -65°C to 200°C. Available in front wall mount, rear wall mount, and jam nut receptacles, this connector family includes RFI grounding plugs and comes in 9 shell sizes and 52 insert arrangements. Utilizing M39029 rear release crimp contacts in various sizes, including 22D, 22M, 22, 20, 16, and 8, these connectors ensure reliable connectivity. Constructed with high-strength aluminum shells and offered in different plating options such as light iridescent yellow cadmium, olive drab cadmium, electroless nickel, and black anodized aluminum, they cater to diverse application needs. With RoHS certified cadmium-free finishes available, these connectors, meeting MIL-DTL-38999 I military specifications, guarantee durability and performance in demanding environments.