{"product_id":"bell-gossett-118629-steel-impeller-5-1-4-od","title":"Bell \u0026 Gossett 118629 Steel Impeller 5-1\/4\" OD","description":"\u003cp\u003eMaintain consistent fluid circulation in your hydronic system with the \u003cb\u003eBell \u0026amp; Gossett 118629\u003c\/b\u003e steel impeller. Designed for precision fitment and long-term durability, this 5-1\/4\" outer diameter component is a critical replacement part for aging pump assemblies, ensuring your system continues to meet its original factory performance specifications.\u003c\/p\u003e\u003cp\u003eAs the primary hydraulic driver within the pump housing, the impeller uses centrifugal force to convert mechanical energy into kinetic energy. Over time, cavitation and mineral buildup can degrade the vanes, leading to reduced head pressure and inefficient flow; replacing the impeller restores the hydraulic balance necessary for efficient water distribution.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHydraulic Efficiency:\u003c\/b\u003e Restores precise flow rates to maintain system thermal consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurability:\u003c\/b\u003e Constructed from high-strength steel to resist erosive wear in demanding hydronic environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperational Stability:\u003c\/b\u003e Precision-balanced design minimizes vibration and stress on the motor coupling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily utilized in industrial and commercial hydronic circulating pumps where specific 5-1\/4\" diameter impellers are required for system-matched head and flow curves.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43124205617246,"sku":"118629","price":479.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/118629_image_3972bcaa-9a60-42c3-824d-1fa58e9962d9.png?v=1786033918","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-118629-steel-impeller-5-1-4-od","provider":"National Boiler Supply","version":"1.0","type":"link"}