The MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, designed for harsh environments with an operating temperature range of -65°C to 200°C. These connectors come in various configurations including front and rear wall mount, jam nut, and box mount receptacles, with straight and 90-degree cable clamp plugs available. Utilizing M39029 rear release crimp contacts, they ensure secure connections in critical applications. Constructed with aluminum shells and offered in RoHS compliant plating options such as electroless nickel and iridescent yellow cadmium, these connectors provide reliable performance with environmental resistance. Perfect for military and aerospace industries, the MIL-DTL-38999 Series II connectors meet stringent quality standards for durability and longevity.