The 172270 is an N-type female bulkhead connector from Amphenol Connex. It is constructed with a brass body featuring a NEXCOTE finish, a gold-plated phosphor bronze contact pin, and a Teflon insulator. The connector includes a nickel-plated brass hex nut and lock washer for secure panel mounting. A key feature is its design to fit into a BNC-style mounting hole, providing installation flexibility. This connector is suitable for RF applications requiring a robust, panel-mounted connection, such as in communication systems, test equipment, and instrumentation panels.