The MIL-DTL-38999 Series II connectors are designed for rugged 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 suitable for harsh conditions. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The aluminum shells come with different plating options including cadmium and nickel for enhanced durability. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Meeting military specifications, they are ideal for applications requiring high performance in demanding environments.