MIL-DTL-38999 Series II connectors boast up to 128 contacts within their environmentally sealed inserts, designed for robust performance in harsh environments. With an operating temperature range from -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and rear/front box mount receptacles, they cater to diverse installation needs. Featuring straight, RFI grounding, and standard plugs with a 90-degree cable clamp, they ensure secure connections. Crafted from aluminum with plating options such as cadmium and nickel, these connectors meet stringent military specifications. Their 52 insert arrangements, utilizing M39029 rear release crimp contacts, accommodate different contact sizes for versatile applications. Emphasizing durability and performance, these MIL-DTL-38999 II connectors are a dependable choice for demanding electrical connectivity requirements.