MIL-DTL-38999 Series I connectors offer a durable solution for harsh environments, featuring up to 128 contacts in an insert. These connectors are designed for front wall mount, rear wall mount, and jam nut receptacles, with RFI grounding plugs included. With a wide operating temperature range of -65 °C to 200 °C, they are suitable for various applications. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts for reliable connectivity. Constructed with high strength aluminum shells, they come in a variety of plating options, including RoHS certified finishes. Meeting military specification MIL-DTL-38999 I, these connectors ensure performance and durability in demanding environments.