SKU 122193 is a TNC bulkhead crimp jack connector designed for RG-179/U and RG-187/U coaxial cables. The connector features a 1/2-28 UNEF-2A thread specification with a 17.5 hex nut size and incorporates multiple precision-engineered components including a phosphorus bronze contact pin with gold finish, a de-brass insulator with natural finish, a silicone gasket, and a nickel-plated brass lock washer and hex nut. The ferrule is constructed from copper with nickel plating to ensure reliable RF performance and durability. This bulkhead configuration is ideal for panel-mount applications requiring secure coaxial cable connections in RF and microwave systems, telecommunications equipment, and test instrumentation where reliable signal transmission is essential.