The Allweiler Impeller NT GG-20 ist a specially designed impeller for the NSS100-250 pump series. Made from cast iron GG-20, this impeller ensures high mechanical strength and corrosion resistance. The design of the impeller ist optimized for fluid transport and energy efficiency. It serves as a central component that transfers kinetic energy to the liquid, enabling its movement through the pump. This item ist a direct replacement part and ist manufactured directly by Allweiler. It ist ideally suited for replacing worn or damaged impellers in the NSS pump series. Inquire now about availability.