The 6" COUPLER X 4" MALE NPT THREAD from SEALFAST is a robust solution for connecting pipes in fluid systems. This coupler features a 6-inch diameter and a 4-inch male NPT thread, ensuring compatibility with a wide range of applications. Constructed from high-quality materials, it offers excellent resistance to wear and tear, making it ideal for industrial environments. The NPT threading provides a secure fit, minimizing the risk of leaks. This product meets relevant industry standards, ensuring reliability and safety in operation.