The MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting styles such as front wall mount, rear wall mount, jam nut, rear box mount, and front box mount receptacles, these connectors offer versatility. With options for straight, RFI grounding, and standard plugs, they cater to different connectivity needs. Utilizing M39029 rear release crimp contacts in various sizes, these connectors ensure reliable performance. Crafted from aluminum with plating options including electroless nickel and cadmium finishes, they guarantee durability. Suitable for military and industrial applications, these connectors meet stringent performance standards.