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, 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 and durability in military and industrial applications. With gold-plated removable crimp contacts, bayonet mating, and a straight plug shell style, they guarantee secure and efficient electrical connections. Meeting MIL-DTL-38999 I specifications, they are ideal for demanding environments requiring rugged performance.