The 172122 is an N male to male adaptor connector designed to join two N-type male connectors. It features a brass body with Nexcote finish and a gold-plated brass contact pin for reliable RF signal transmission. The adaptor includes a PTFE insulator, two silicone gaskets, and two stainless steel 304 retainer rings to ensure secure mechanical connection and environmental sealing. The thread specification is 5/8–24UNEF–2B, providing standard N-type connector compatibility. This adaptor is commonly used in RF and microwave systems where impedance matching and signal integrity are required, such as in test equipment, communication systems, and antenna installations.