MIL-DTL-38999 Series I connectors feature up to 128 contacts housed within an insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they offer front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Constructed with high-strength aluminum shells and offered in different plating options, including cadmium-free finishes, they meet RoHS certification standards. Suitable for military and industrial applications, these connectors provide reliable performance in demanding conditions.