MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. These environmentally sealed connectors feature a wide operating temperature range from -65 °C to 200 °C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. With options for straight, RFI grounding, and standard plugs with a 90-degree cable clamp, these connectors cater to diverse connectivity needs. Utilizing M39029 rear release crimp contacts, they ensure secure and reliable connections. Crafted from aluminum, they come in different plating options, including cadmium-free finishes for RoHS compliance. Ideal for military and industrial use, these connectors are known for their durability and performance in demanding conditions.