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. Available in various styles including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in connectivity solutions. These connectors, compliant with military specification MIL-DTL-38999 II, come in aluminum shells with options for plating, such as gold and electroless nickel, ensuring reliable performance. With removable crimp contacts, they guarantee secure and efficient connections for demanding applications.