MS27656 - Circular Receptacle Connectors are essential for secure and reliable electrical connections in harsh environments. With a MIL-DTL-38999 Series I military specification, these connectors are built to withstand extreme conditions, operating flawlessly in temperatures ranging from -65 °C to 200 °C. Featuring a robust aluminum shell and gold-plated removable crimp contacts, they ensure durability and excellent conductivity. The 43-pin configuration, along with a wall-mounting shell size of 25-43, offers versatility for various applications. RFI grounding plugs add an extra layer of protection, making these connectors ideal for high-reliability systems. With a service rating of I and a mating life of 500 cycles, they guarantee long-lasting performance in demanding environments. Meeting stringent military standards, these connectors are not only reliable but also environmentally resistant, making them a top choice for critical operations.