The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With environmental sealing and a wide operating temperature range from -65°C to 200°C, these connectors provide reliable performance in demanding conditions. Available in various configurations such as front wall mount, rear wall mount, jam nut, and box mount receptacles, they offer flexibility for different applications. Constructed with aluminum shells and offering multiple plating options including cadmium-free finishes, these connectors ensure durability and compliance with RoHS regulations. With gold-plated contacts and a mating type of bayonet, they guarantee secure and efficient connections. The MS27472 model is a 38999 Series II wall-mounting flange receptacle, ideal for military and industrial use, with a shell size of 14 and 18 gold-plated removable crimp contacts, suitable for environments requiring conductivity and environmental resistance.