MIL-DTL-38999 Series I connectors offer high performance in demanding environments, featuring up to 128 contacts sealed within their inserts. With an impressive operating temperature range from -65°C to 200°C, these connectors ensure reliable connectivity in extreme conditions. Available in various shell sizes and insert arrangements, they accommodate M39029 rear release crimp contacts in multiple sizes. The connector family includes front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, catering to diverse mounting requirements. Crafted from high-strength aluminum, they come with a selection of plating options, including RoHS-certified cadmium-free finishes, ensuring both durability and compliance. Ideal for military and industrial applications, these connectors, with their robust construction and versatile configurations, guarantee secure and efficient connections in critical systems.