MIL-DTL-38999 Series II connectors deliver exceptional performance in harsh environments, boasting up to 128 contacts within their environmentally sealed inserts. Designed for durability, these connectors can operate in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles including front wall, rear wall, jam nut, rear box, and front box (long grommet) receptacles, they offer versatility for different applications. The plugs, offered in straight, RFI grounding, and standard configurations with a 90-degree cable clamp, ensure secure connections. Featuring M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, these connectors guarantee reliable contact points. Constructed with aluminum shells and various plating options such as light iridescent yellow cadmium, olive drab cadmium, electroless nickel, and black anodized aluminum, they cater to diverse needs. With RoHS certified cadmium-free finishes available, they meet current environmental standards. The MS27473 connectors, part of the MIL-DTL-38999 II series, provide a high-quality solution for demanding electrical connectivity in military and industrial settings.