The Souriau Circular Connectors - Contacts 85990721900 are designed to provide reliable and secure connections in a variety of applications. These connectors feature a 38999 series design with 22D sockets and a long PCB. The contacts are made from high-quality materials and are designed to provide superior performance in harsh environments. The contacts are also designed to be easy to install and maintain. The contacts are rated for up to 500V and are UL approved. The contacts are also RoHS compliant and are designed to meet the highest standards of quality and reliability. The Souriau Circular Connectors - Contacts 85990721900 are the perfect choice for any application requiring reliable and secure connections.