MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range of -65 °C to 200 °C, they ensure reliable performance in harsh conditions. Available in various mounting styles, including wall mount and jam nut receptacles, these connectors offer versatility for different applications. Constructed with aluminum shells and plated with options like gold and electroless nickel, they provide durability and corrosion resistance. Meeting MIL-DTL-38999 II specifications, they guarantee high-quality standards for military and aerospace use. With removable crimp contacts and bayonet coupling, they offer secure and efficient connectivity. Each component is meticulously engineered for longevity, with a mating life of 500 cycles and environmental resistance. Whether for wall or jam nut mounting, these connectors excel in demanding environments where reliability is paramount.