The MIL-DTL-38999 Series II connectors are built for harsh environments, offering up to 128 contacts in an insert for secure and reliable electrical connections. With front and rear wall mount options, as well as jam nut and box mount receptacles, these connectors are versatile for various applications. Featuring a rugged aluminum shell and available in different plating options, including cadmium-free finishes, they ensure durability and corrosion resistance. Operating in temperatures ranging from -65°C to 200°C, these connectors are suitable for demanding environments. Utilizing M39029 rear release crimp contacts, they provide easy installation and maintenance. Designed to meet military specification MIL-DTL-38999 II, they guarantee high performance and reliability, making them ideal for critical aerospace, defense, and industrial applications.