The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert for reliable connectivity. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The plugs come in straight, RFI grounding, and standard options with a 90-degree cable clamp, ensuring secure connections. Made with aluminum shells and offering multiple plating options including cadmium and nickel, these connectors are durable and corrosion-resistant. Compliant with military specifications, they are suitable for use in defense and aerospace industries.