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, as well as jam nut receptacles and RFI grounding plugs. Utilizing M39029 rear release crimp contacts, they ensure secure connections in applications requiring reliability. Constructed with high strength aluminum shells and offering multiple plating options, including RoHS certified finishes, these connectors provide durability and versatility. Ideal for military, aerospace, and industrial use, they meet stringent MIL-DTL-38999 I specifications, guaranteeing performance under demanding conditions.