MIL-DTL-38999 Series I connectors feature up to 128 contacts within an insert, designed for harsh environmental conditions with an operating range from -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, along with RFI grounding plugs. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS-certified finishes, these connectors ensure reliability in demanding applications. Utilizing M39029 rear release crimp contacts, they guarantee secure and efficient connectivity for military and industrial needs.