The SM4754 is a 4-hole flange mount adapter designed to interface between SMA female and TNC female connectors. It operates over a frequency range from DC to 18 GHz with a maximum VSWR of 1.35:1. This 50-ohm adapter is constructed with a passivated stainless steel body, PTFE insulation, and gold-plated beryllium copper contacts, ensuring durability for up to 500 mating cycles. The SM4754 is ideal for creating external connections on product enclosures, general purpose testing, and use in rack-mounted equipment.