MIL-DTL-38999 Series II connectors are designed for rugged environments with up to 128 contacts in a sealed insert. Operating between -65°C and 200°C, they offer durability in harsh conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure secure installation. With a range of plating options like gold and electroless nickel, they guarantee reliable conductivity. Constructed with aluminum shells, they meet stringent military specifications for performance and longevity. Designed for ease of use, they feature bayonet coupling and removable crimp contacts. Whether for military or industrial applications, these connectors provide a dependable solution for demanding environments.