MIL-DTL-38999 Series II connectors offer up to 128 contacts contained in an insert, ensuring high-density connectivity in demanding environments. These connectors are environmentally sealed, with an impressive operating temperature range from -65 °C to 200 °C. Featuring various mounting options like front wall mount, rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Available in aluminum shells with multiple plating options including cadmium-free finishes, they adhere to stringent quality standards. Utilizing M39029 rear release crimp contacts, these connectors guarantee reliable performance, making them ideal for military and aerospace applications.