MIL-DTL-38999 Series II connectors boast up to 128 contacts within an insert, designed for robust performance in harsh environments. With an impressive operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Featuring M39029 rear release crimp contacts in multiple sizes, these connectors ensure secure and reliable connections. Crafted with aluminum shells and offering a choice of plating options, including cadmium-free finishes, they prioritize durability and environmental compliance. The MS27497 model specifically offers a Back Panel Wall Mounting Receptacle with 16 gold-plated contacts (size 16), Electroless Nickel coating, and Bayonet coupling for efficient mating. With a service rating of II and a service class of P, these connectors guarantee high performance and longevity, making them a top choice for military and industrial applications.