Introducing MIL-DTL-38999 Series II connectors, designed for rugged environments with up to 128 contacts enclosed in a durable insert. These connectors are fully sealed and capable of operating in temperatures ranging from -65 °C to 200 °C. Featuring various mounting options such as front wall, rear wall, jam nut, and box mounts, they offer versatility in installation. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts for reliable connectivity. Crafted from aluminum with multiple plating options including cadmium finishes, they ensure corrosion resistance. With a straight plug design and EMI/RFI shielding, these connectors are ideal for military and industrial applications requiring secure and high-performance electrical connections.