{"product_id":"bell-gossett-52-261-390-502-series-ehsc-hsc-s-pump-impeller-assembly","title":"Bell \u0026 Gossett 52-261-390-502 Series eHSC\/HSC-S Pump Impeller Assembly","description":"\u003cp\u003eMaintain peak hydraulic efficiency and fluid transfer precision with the \u003cb\u003e52-261-390-502\u003c\/b\u003e impeller assembly, specifically engineered for the Bell \u0026amp; Gossett \u003cb\u003eSeries eHSC\/HSC-S\u003c\/b\u003e pump line. This critical rotating component is precision-balanced to ensure smooth operation, reduce vibration, and prevent premature wear on internal pump bearings and motor seals during continuous high-demand cycles.\u003c\/p\u003e\u003cp\u003eThe impeller works in tandem with the e-HSC design, which utilizes self-flushing mechanical seals to eliminate the need for external flush lines or problematic filtration kits. By ensuring constant heat dissipation and effective debris removal directly at the seal face, this assembly promotes extended component service life and consistent system pressure stability.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Balancing:\u003c\/b\u003e Minimizes shaft deflection and extends the mechanical seal lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHydraulic Efficiency:\u003c\/b\u003e Optimized vane geometry ensures consistent flow rates and reduced energy consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDebris Management:\u003c\/b\u003e Internal flow path design prevents particulate accumulation during operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurability Standard:\u003c\/b\u003e High-grade construction tailored for demanding HVAC and industrial hydronic environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e This assembly is strictly intended for use in Bell \u0026amp; Gossett Series eHSC and HSC-S pumps within commercial HVAC, chilled water loops, and heavy-duty building management fluid circulation systems.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43132789358686,"sku":"52-261-390-502","price":9460.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/52_261_390_502_image_544ba3f4-2073-4b4f-a803-052c85dd102a.png?v=1786097642","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-52-261-390-502-series-ehsc-hsc-s-pump-impeller-assembly","provider":"National Boiler Supply","version":"1.0","type":"link"}