MIL-DTL-38999 Series II connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts sealed for environmental protection. With an operating temperature range from -65 °C to 200 °C, these connectors are designed for durability. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they ensure secure connections in diverse applications. Compliant with military specification MIL-DTL-38999 II, these circular connectors boast robust construction with aluminum shells and electroless nickel plating for enhanced longevity. Suitable for demanding environments, they provide reliable performance with removable crimp contacts and bayonet coupling. Female socket contact style, RoHS compliant options available. Perfect for aerospace, defense, and industrial applications.