MIL-DTL-38999 Series I connectors offer rugged durability with up to 128 contacts in an insert, designed for harsh environments. These connectors feature front and rear wall mount options, as well as jam nut receptacles with RFI grounding plugs. With a wide range of shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for reliable connections. Constructed with high-strength aluminum shells, they come in various plating options, including cadmium-free finishes. Operating in temperatures ranging from -65°C to 200°C, these connectors ensure optimal performance in demanding conditions. Ideal for military and industrial applications, they provide secure and efficient electrical connections.