242148 is a BNC male to TNC female RF coaxial adapter designed for interconnecting different coaxial connector interfaces. This adapter features a 50 ohm impedance with a frequency range of DC to 6 GHz and a maximum VSWR of 1.3. The construction includes a brass body with nickel plating, PTFE insulator, and gold-plated phosphor bronze contact pin for reliable signal transmission. It offers a dielectric withstanding voltage of 1500 VRMS minimum and operates over a temperature range of -65°C to +165°C with a durability rating of 500 mating cycles. This adapter is ideal for RF test and measurement applications, telecommunications, and wireless systems requiring reliable BNC to TNC interface conversion.