MS27656T25B19PC is a high-performance MIL-DTL-38999 Series I connector, featuring a back panel wall mounting receptacle with a durable aluminum shell construction. With 19 removable crimp contacts, each plated with gold for enhanced conductivity, this connector ensures reliable electrical connections in harsh environments. Operating efficiently between -65°C and 175°C, it is suitable for a wide range of applications. The bayonet mating type offers easy and secure connectivity, while the electroless nickel and cadmium olive drab finish coatings provide added protection against corrosion. With a service rating of I and a service class of T, this connector meets stringent military specifications, making it ideal for use in aerospace, defense, and other high-reliability applications.