{"product_id":"bell-gossett-p85071-mechanical-seal-1-5-8-epr","title":"Bell \u0026 Gossett P85071 Mechanical Seal 1-5\/8\" EPR","description":"\u003cp\u003eThis high-quality mechanical seal ensures optimal fluid containment and prevents leaks in critical hydronic heating and cooling systems. The \u003cstrong\u003eBell \u0026amp; Gossett P85071\u003c\/strong\u003e, featuring a robust 1-5\/8\" EPR design, serves as a vital replacement component for maintaining pump efficiency and system pressure integrity. By replacing worn or damaged seals with this factory-authorized part, you safeguard your mechanical equipment against costly downtime and unwanted fluid loss.\u003c\/p\u003e\u003cp\u003eMechanical seals function by creating a rotating interface between the pump shaft and the volute casing. Utilizing an Ethylene Propylene Rubber (EPR) elastomer, this seal provides excellent resistance to heat and chemicals found in standard HVAC hydronic loops, ensuring a durable, long-lasting barrier that handles the demanding thermal expansion and contraction cycles of commercial plumbing systems.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Composition:\u003c\/strong\u003e High-grade EPR elastomer designed for superior thermal stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal Integrity:\u003c\/strong\u003e Precision-engineered face alignment to minimize friction and prevent weeping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Compatibility:\u003c\/strong\u003e Optimized for standard water and glycol-based hydronic applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Life:\u003c\/strong\u003e Engineered for extended maintenance intervals in heavy-duty circulation pumps.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e This mechanical seal is designed for specific Bell \u0026amp; Gossett pump series utilizing 1-5\/8\" shafts. Ideal for professional HVAC service technicians performing routine preventative maintenance or emergency pump repairs in commercial boiler and chilled water systems.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43136918945886,"sku":"P85071","price":4658.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/P85071_image_03674d90-dec0-41d2-ab80-b947a15aea46.jpg?v=1786155473","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-p85071-mechanical-seal-1-5-8-epr","provider":"National Boiler Supply","version":"1.0","type":"link"}