MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts within an insert for versatile connectivity. These connectors are rugged and environmentally sealed, with an operating temperature range from -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they feature bayonet coupling for secure connections. Compliant with military specification MIL-DTL-38999 II, they provide reliable performance in demanding applications. Crafted from aluminum with options for plating such as electroless nickel and cadmium finishes, they ensure durability and longevity. Suitable for use in aerospace, defense, and industrial settings, these connectors meet stringent standards for quality and performance.