MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. These connectors are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles including front wall mount, rear wall mount, and jam nut receptacles, they meet stringent military specifications for durability. Featuring straight, RFI grounding, and standard plugs with a 90-degree cable clamp, these connectors ensure secure and reliable connections. Constructed with aluminum shells and offering multiple plating options such as electroless nickel and cadmium finishes, they provide excellent conductivity and resistance to environmental factors. Suitable for diverse applications, these connectors are essential components for demanding industrial and military environments.