MIL-DTL-38999 Series II connectors are engineered for robust performance in demanding environments, featuring up to 128 contacts within a single insert. These connectors are meticulously designed for environmental sealing, ensuring reliable operation in extreme conditions with a wide temperature range from -65 °C to 200 °C. The MIL-DTL-38999 II lineup includes various configurations such as front and rear wall mount, jam nut, and box mount receptacles, offering versatility in installation. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts for secure connections. Crafted from durable aluminum, they come with a range of plating options including electroless nickel and cadmium finishes, meeting stringent military specifications. Perfect for aerospace, defense, and industrial applications, these connectors guarantee high performance and durability in critical operations.