MIL-DTL-38999 Series II connectors are designed for demanding environments, with up to 128 contacts housed in a sealed insert. Operating efficiently in temperatures ranging from -65 °C to 200 °C, these connectors come in various configurations including front and rear wall mounts, jam nut, and box mounts. Featuring straight, RFI grounding, and standard plugs with 90-degree cable clamps, they offer versatility in connectivity. Compliant with military specifications, the connectors utilize M39029 rear release crimp contacts in multiple sizes. Constructed with aluminum shells and available in various plating options, such as cadmium-free finishes, they ensure reliable performance in harsh conditions. Suitable for applications requiring EMI/RFI shielding and environmental resistance, these connectors guarantee secure and efficient electrical connections.