MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts in an insert for versatile connectivity. With a wide operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS certified finishes, they ensure durability and reliability. The connectors come in different styles such as front wall mount, rear wall mount, and jam nut receptacles, all featuring RFI grounding plugs. Utilizing M39029 rear release crimp contacts, these connectors provide secure and efficient connections. Whether for military, aerospace, or industrial use, MIL-DTL-38999 Series I connectors deliver high performance in harsh environments.