The FUI 6400-05-04-O is a 5MJ-4MB straight fitting from Fittings Unlimited Inc, designed for efficient fluid transfer in various applications. This fitting is constructed from high-grade materials, ensuring durability and resistance to wear. With a 5MJ size, it is compatible with standard piping systems, making it an ideal choice for both industrial and commercial use. The fitting meets relevant industry standards, providing peace of mind for users. Its straight design allows for easy installation and optimal flow, making it a reliable component for any plumbing or hydraulic system.