{"product_id":"bell-gossett-52-233-503-501-series-ehsc-hsc-s-pump-impeller-assembly","title":"Bell \u0026 Gossett 52-233-503-501 Series eHSC\/HSC-S Pump Impeller Assembly","description":"\u003cp\u003eMaintain peak hydraulic efficiency in your HVAC systems with the \u003cstrong\u003eBell \u0026amp; Gossett 52-233-503-501\u003c\/strong\u003e pump impeller assembly. Specifically engineered for the Series eHSC and HSC-S pump lines, this precision-balanced component restores flow rates and pressure consistency in demanding industrial and commercial hydronic applications.\u003c\/p\u003e\u003cp\u003eThe e-HSC pump design integrates advanced mechanical seal technology, utilizing internal self-flushing paths to ensure optimal lubrication and heat dissipation. By eliminating the need for external flush lines and bypass filters that are prone to clogging, this impeller assembly works in tandem with your pump housing to prevent debris accumulation and extend the operational life of your mechanical seals.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Balanced:\u003c\/strong\u003e Engineered to reduce vibration and prevent premature bearing wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic Efficiency:\u003c\/strong\u003e Restores factory flow characteristics for optimized energy consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistance:\u003c\/strong\u003e High-grade material composition ensures compatibility with treated hydronic fluids.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Flow:\u003c\/strong\u003e Designed for seamless integration within the eHSC volute for maximum head pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for large-scale HVAC chilled water circulation, secondary pumping systems, and commercial boiler feed loops where reliability and long-term seal health are mission-critical.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43132344205406,"sku":"52-233-503-501","price":6805.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/52_233_503_501_image_49faf249-f259-4cff-86ba-c7d7055918ab.png?v=1786094633","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-52-233-503-501-series-ehsc-hsc-s-pump-impeller-assembly","provider":"National Boiler Supply","version":"1.0","type":"link"}