The MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. These connectors, compliant with military specification MIL-DTL-38999 II, come in a straight plug configuration with gold-plated removable crimp contacts, ensuring reliable performance even in demanding applications. With aluminum shells and multiple plating options including electroless nickel and cadmium olive drab, they are built for durability and corrosion resistance. Suitable for environments requiring enhanced protection, these connectors are ideal for military, aerospace, and industrial applications.