MIL-DTL-38999 Series II connectors are rugged and versatile, designed for harsh environments with up to 128 contacts in an insert. These connectors offer reliable performance in extreme conditions, with an 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 suit diverse applications. Featuring removable crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, they ensure secure connections. The aluminum shells come with plating options such as electroless nickel for enhanced durability. With RoHS compliant finishes, these connectors meet stringent environmental standards, making them ideal for military and industrial use.