The Grundfos NB 100-315/272 A-F2-A-BQQE is a high-efficiency, non-self-priming single-stage centrifugal pump designed for various industrial and commercial applications. This genuine Grundfos pump, identified by product number 98974774, features a standard motor and mechanical shaft seal (BQQE). It is engineered for reliable performance in water supply, industrial pressure boosting, heating, and air conditioning systems. The pump is constructed with robust cast iron for the housing and impeller, and stainless steel for the shaft, ensuring durability and long service life while providing efficient fluid transfer.