MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, they offer reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, these connectors come in high-strength aluminum shells with options for different plating finishes. The connector family includes wall mount and jam nut receptacles, as well as RFI grounding plugs, all meeting MIL-DTL-38999 I military specifications. Utilizing M39029 rear release crimp contacts, they ensure secure connections. Suitable for applications requiring durability and reliability, these connectors are ideal for military, aerospace, and industrial use.