MIL-DTL-38999 Series I connectors feature up to 128 contacts within an environmentally sealed insert, designed for reliable performance in harsh environments. With an operating temperature range of -65 °C to 200 °C, they offer versatility and durability. Available in various shell sizes and insert arrangements, these connectors come in high strength aluminum shells with a choice of plating options, including cadmium-free finishes. Offering front wall mount, rear wall mount, and jam nut receptacles, they are equipped with RFI grounding plugs for added functionality. Utilizing M39029 rear release crimp contacts, they ensure secure connections in demanding applications. Suitable for military and industrial use, these connectors meet MIL-DTL-38999 I specifications, providing a reliable solution for electrical connectivity needs.