MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts within a durable insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, they offer versatility for different applications. Made with high-strength aluminum shells and offering multiple plating options, including RoHS-certified finishes, these connectors prioritize both durability and environmental compliance. The connectors come in different mounting styles, including front wall mount, rear wall mount, and jam nut receptacles, with RFI grounding plugs for added functionality. Utilizing M39029 rear release crimp contacts, they provide secure connections, with options for contact sizes ranging from 22D to 8. Whether for military or industrial use, the MIL-DTL-38999 I connectors deliver high performance and reliability, meeting the demands of harsh operating environments.