The 903-505J-51S is a 50 Ohm SMB straight bulkhead jack designed for use with Cable Group B2. It features a gold-plated body and contact for excellent corrosion resistance and signal integrity. The body terminates via crimping, while the center contact is designed for solder termination. This connector offers broadband performance with low reflection from DC to 4 GHz. The quick connect/disconnect snap-on mating reduces installation time, making it ideal for applications in instrumentation, radio boards, telecommunications, and test and measurement.