The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. With environmental sealing and a wide operating temperature range from -65°C to 200°C, they ensure reliability in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors provide versatility for different applications. Featuring aluminum shells with options for plating finishes like electroless nickel and cadmium, they meet stringent military specifications. The plugs, offered in straight, RFI grounding, and standard configurations, feature 90-degree cable clamps for secure connections. Utilizing M39029 rear release crimp contacts, they guarantee high performance and durability. Perfect for military, aerospace, and industrial use, these connectors are ideal for demanding environments requiring rugged and reliable connectivity.