MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts within an insert for high connectivity. With a wide operating temperature range from -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they ensure versatility in installation. Compliant with military specification MIL-DTL-38999 II, these circular connectors guarantee durability and ruggedness. Constructed with aluminum shells and offering multiple plating options such as electroless nickel and cadmium finishes, they provide excellent corrosion resistance. Equipped with gold-plated removable crimp contacts, these connectors ensure efficient signal transmission. With features like bayonet coupling and environment-resistant design, they meet demanding military and industrial standards for connectivity.