MIL-DTL-38999 Series I connectors offer high-performance connectivity solutions for harsh environments. With up to 128 contacts sealed within a durable aluminum shell, they ensure reliable operation in extreme conditions, with a wide temperature range from -65°C to 200°C. Available in various mounting options including front wall, rear wall, and jam nut receptacles, these connectors feature RFI grounding plugs for enhanced signal integrity. Compliant with military specification MIL-DTL-38999 I, they meet stringent standards for ruggedness and performance. Utilizing M39029 rear release crimp contacts, in sizes 22D, 22M, 22, 20, 16, and 8, they offer flexibility in design and installation. Various plating options such as electroless nickel and cadmium-free finishes cater to diverse application requirements. Suitable for aerospace, defense, and industrial applications, these connectors ensure secure and efficient electrical connections in demanding environments.