The SEALFAST 3" F NPT X 2 1/2" M NST fitting is a versatile solution for fluid transfer needs. This fitting features a female National Pipe Thread (NPT) on one end and a male National Standard Thread (NST) on the other, allowing for compatibility with a wide range of hoses and systems. Constructed from high-quality materials, it offers excellent durability and resistance to corrosion, making it suitable for both industrial and commercial applications. With a size of 3" F NPT and 2 1/2" M NST, it meets stringent industry standards for performance and safety.