The MIL-DTL-38999 Series I connectors are engineered for demanding environments, featuring up to 128 contacts within an insert. With robust environmental sealing and a wide operating temperature range of -65°C to 200°C, these connectors ensure reliable performance under extreme conditions. Available in various shell sizes and insert arrangements, they offer versatility for different applications. Constructed with high-strength aluminum shells and offering multiple plating options including cadmium and nickel, these connectors provide durability and corrosion resistance. With options for front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they cater to diverse connectivity needs. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure and efficient connections. Their compliance with MIL-DTL-38999 I standards ensures quality and reliability in military and aerospace applications.