{"product_id":"bell-gossett-52-128-641-001-series-ehsc-hsc-s-shaft-nut","title":"Bell \u0026 Gossett 52-128-641-001 Series eHSC\/HSC-S Shaft Nut","description":"\u003cp\u003eMaintain the structural integrity and rotational precision of your pump assembly with the \u003cstrong\u003e52-128-641-001\u003c\/strong\u003e shaft nut. Engineered specifically for the \u003cstrong\u003eBell \u0026amp; Gossett Series eHSC\/HSC-S\u003c\/strong\u003e pump line, this essential hardware ensures that the impeller remains securely locked to the shaft, preventing slippage and vibration during high-flow operation.\u003c\/p\u003e\u003cp\u003eThe e-HSC pump architecture relies on sophisticated internal self-flushing mechanical seals to maximize heat dissipation and debris removal. By using genuine OEM components like the \u003cstrong\u003e52-128-641-001\u003c\/strong\u003e, technicians ensure the shaft assembly maintains the tolerances required for these seals to function without the need for external flush lines or vulnerable filtration systems.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fit:\u003c\/strong\u003e Designed to exact OEM tolerances for Series eHSC and HSC-S shafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Control:\u003c\/strong\u003e Ensures consistent torque retention during high-speed fluid transfer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Longevity:\u003c\/strong\u003e Supports reliable seal interface and prevents premature wear on rotating elements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e This shaft nut is intended exclusively for Bell \u0026amp; Gossett Series eHSC and HSC-S commercial and industrial pumps. Professional installation is required to ensure proper torque specifications and safe hydraulic operation.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43131221180510,"sku":"52-128-641-001","price":114.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/52_128_641_001_image_990b6a71-8353-4a09-ae3c-0b13d618b0ae.jpg?v=1786092293","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-52-128-641-001-series-ehsc-hsc-s-shaft-nut","provider":"National Boiler Supply","version":"1.0","type":"link"}