MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility for different applications. The plugs come in straight, RFI grounding, and standard options with a 90-degree cable clamp, suitable for diverse installation needs. With 9 shell sizes and 52 insert arrangements, utilizing M39029 rear release crimp contacts, they ensure reliable connectivity in demanding conditions. Constructed with aluminum shells and offering plating options such as cadmium and nickel, these connectors provide durability and performance. RoHS compliant finishes are also available, catering to environmental regulations. Ideal for military and industrial use, the MIL-DTL-38999 Series II connectors guarantee high-quality and secure electrical connections.