The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With front and rear wall mount options, jam nut, and box mount receptacles, they offer versatile installation. Operating between -65°C and 200°C, these connectors ensure reliable performance in extreme conditions. Made of aluminum with various plating options, including RoHS compliant finishes, they guarantee durability and environmental safety. The crimp contacts, available in different sizes, provide secure connections, with a mating type of bayonet. Ideal for military and industrial applications, these connectors offer high conductivity and ingress protection, making them suitable for a wide range of demanding environments.