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 receptacle styles like front and rear wall mount, jam nut, and box mount, they offer versatility in connectivity solutions. The connectors, compliant with military spec MIL-DTL-38999 II, come in aluminum shells with options for plating, including cadmium-free finishes. With crimp-type contacts and bayonet coupling, they ensure secure and reliable connections. Ideal for applications requiring rugged performance, these connectors are suited for aerospace, defense, and industrial use.