Otoolling 4 Pcs Npsl 1/2'' Straight Merchant Steel Pipe Coupling with Black Coating Merchant Steel Half Coupling with Female Connection with Straight Tapped Thread

["Product configuration and quantity: This set provides four straight merchant steel couplings with a black coating. Having multiple pieces on hand allows for convenient use across multiple projects or locations, and supports regular maintenance needs without interruption","Accurate specifications and compatibility: Straight Merchant Steel Coupling with Black Coating features standardized dimensions of approximately 2.7*1.8 cm (1.1*0.7 inches). It is equipped with a 1/2-inch NPSL straight tapped female thread, ensuring reliable compatibility and a secure connection with corresponding external threaded pipe fittings","Materials and Structures: Fabricated from merchant steel, this coupling offers a solid structure for handling system demands. The black coating provides an additional layer of protection, contributing to its service life in various operational settings","Simple installation process: Installation is straightforward: weld the half-coupling's exterior to a steel pipe or plate, then thread a 1/2-inch external threaded fitting into the internal female thread. The use of appropriate sealant with the straight threads is recommended to achieve a leak-resistant connection","Scope of Application: Suitable for use in low-pressure industrial fluid systems, including compressed air lines and oil circuits. Its design makes it a fitting choice for general industrial piping applications that require robust connections"]