The MIL-DTL-38999 Series II connectors, specifically the MS27497T16A99SB model, are high-performance electrical receptacles designed for back panel wall mounting in harsh environments. With a total of 23 gold-plated removable crimp contacts, these connectors ensure reliable conductivity and signal integrity, rated for up to 500 mating cycles. Featuring a rugged aluminum shell with electroless nickel and iridescent yellow cadmium coating, they offer excellent environmental resistance. Operating seamlessly in temperatures ranging from -65°C to 150°C, these connectors are ideal for military, aerospace, and other high-reliability applications. RoHS compliant with a service rating of I, they meet stringent quality and safety standards, making them a top choice for mission-critical systems.