MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs. With up to 128 contacts housed in an insert, these connectors offer reliable connectivity. Operating within a wide temperature range of -65 °C to 200 °C, they are suitable for various applications. The connectors come in high-strength aluminum shells, available in different plating options such as cadmium and nickel. Meeting military specification MIL-DTL-38999 I, they ensure durability and performance in demanding conditions. With RoHS compliant finishes, these connectors provide peace of mind for environmentally conscious users.