The MIL-DTL-38999 Series I connectors offer high-performance connectivity for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65°C to 200°C, these connectors are built to withstand extreme conditions. Available in various shell sizes and insert arrangements, they come in wall mount, rear mount, and jam nut receptacle options, all boasting RFI grounding plugs. Utilizing M39029 rear release crimp contacts, these connectors ensure secure and reliable connections. Constructed with high-strength aluminum shells and offered in a range of plating options, including RoHS-certified finishes, they meet stringent military specifications for durability and performance. Perfect for applications requiring rugged and reliable electrical connections, these MIL-DTL-38999 Series I connectors are an ideal choice for mission-critical operations.