MIL-DTL-38999 Series II connectors offer high performance in harsh environments, with up to 128 contacts housed in a secure insert. Designed for durability, they are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount, these connectors provide versatility for different applications. With options for straight, RFI grounding, and standard plugs, they ensure reliable connectivity with 52 insert arrangements to choose from. Constructed with aluminum shells and offering multiple plating options, such as electroless nickel and cadmium finishes, they meet stringent military specifications. Featuring gold-plated contacts and a bayonet coupling for easy mating, these connectors guarantee optimal performance in rugged conditions.