The Flint & Walling Impeller is designed for 4" submersible pumps, capable of delivering up to 85 GPM. Made from durable Noryl 731, this impeller offers excellent resistance to wear and corrosion, ensuring long-lasting performance in demanding environments. Its precise engineering allows for optimal flow and efficiency, making it suitable for various applications, including irrigation and drainage. This impeller meets industry standards, providing a reliable solution for enhancing the performance of your submersible pump systems.