112551 is a straight solder plug BNC coaxial connector designed for semi-rigid cable applications. It features a 50 ohm characteristic impedance with nickel/gold finish and Teflon insulation, providing excellent signal integrity for RF and microwave applications up to 4 GHz. The connector utilizes a bayonet lock mechanism for secure mating and is manufactured to high quality standards by Amphenol RF. This connector is commonly used in test equipment, instrumentation, and communication systems where reliable semi-rigid cable connections and solder attachment are required.