The 4" X 1-1/2" Class 300 Red THREADED RF fitting from WELDBEND CORP is designed for high-pressure applications, ensuring durability and reliability. Constructed from high-quality materials, this fitting meets industry standards for performance and safety. With a threaded connection, it provides a secure fit for various piping systems. Ideal for use in industrial settings, it is compatible with Class 300 systems and is suitable for a range of fluids. Dimensions are precise, ensuring a perfect fit in your installation.