The Grundfos 98972748 NK 40-315/318 A2F2AE-SBQQE is a genuine Grundfos standardised centrifugal pump designed for reliable performance in various industrial applications. This single-stage, non-self-priming, horizontal volute casing pump features an axial suction port, radial discharge port, and horizontal shaft. Its back pull-out design allows for easy maintenance without disturbing the pump housing or pipework. Equipped with a 4 kW, IE3 efficiency class TEFC motor, it delivers a rated flow of 18 m³/h at a rated head of 40.5 m. Constructed with a robust cast iron housing and impeller, stainless steel shaft, and a durable SBQQE primary shaft seal (Silicon Carbide/Silicon Carbide/EPDM), ensuring long-lasting operation. Suitable for liquid temperatures from -30 to 120 °C and operating pressures up to 16 bar.