ALLWEILER – NISM 65-250 U3.1D-V5-W3-42/350 – VERTICAL IN-LINE CENTRIFUGAL PUMP

The Allweiler NISM 65-250 U3.1D-V5-W3-42/350 vertical in-line centrifugal pump is a heavy-duty marine and industrial centrifugal pump engineered for efficient fluid transfer, seawater cooling, freshwater circulation, and ballast operations aboard ships and offshore installations. Featuring a compact vertical space-saving design, this high-performance Allweiler NISM series pump incorporates a 65 mm discharge diameter and a 250 mm nominal impeller size for maximum hydraulic performance. Designed with corrosion-resistant marine materials and a robust mechanical seal arrangement, the Allweiler NISM 65-250 marine cooling pump delivers high volumetric efficiency, smooth pulse-free flow, and continuous-duty reliability under demanding marine engine room conditions.