MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts in an insert for secure connectivity. With an operating temperature range of -65 °C to 200 °C, they ensure reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, these connectors offer flexibility for different applications. Constructed with high strength aluminum shells and offering multiple plating options, including RoHS certified finishes, they provide durability and environmental resistance. The connector family includes front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs, catering to diverse installation needs. Utilizing M39029 rear release crimp contacts, these connectors guarantee efficient and secure connections. Suitable for military and industrial applications, MIL-DTL-38999 Series I connectors are trusted for their high performance and reliability.