The MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65°C to 200°C. Available in various shell sizes and insert arrangements, these connectors offer front and rear wall mount options, along with jam nut receptacles and RFI grounding plugs. Utilizing M39029 rear release crimp contacts, they ensure secure connections in demanding applications. Constructed with high-strength aluminum shells and offered in a range of plating options, including RoHS-certified finishes, these connectors guarantee reliability and performance. Suitable for military and industrial use, they meet stringent quality standards for conductivity, durability, and environmental protection.