{"product_id":"bell-gossett-186945-3-4-epr-sic-sic-mechanical-seal-kit","title":"Bell \u0026 Gossett 186945 3\/4\" EPR\/SIC\/SIC Mechanical Seal Kit","description":"\u003cp\u003eEnsure reliable fluid containment and minimize system downtime with the premium \u003cstrong\u003e186945\u003c\/strong\u003e mechanical seal kit from Bell \u0026amp; Gossett. Engineered to precise tolerances, this 3\/4\" seal assembly serves as a critical maintenance component for your hydronic pumping systems, effectively preventing fluid leakage while maintaining consistent operational pressure.\u003c\/p\u003e\u003cp\u003eThis seal utilizes a high-grade Silicon Carbide (SIC) face paired with an Ethylene Propylene (EPR) elastomer, offering superior resistance to thermal stress and chemical degradation. The precision-lapped faces create a robust barrier that reduces frictional wear and protects the pump motor from moisture intrusion during high-cycle operation.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Composition:\u003c\/strong\u003e Silicon Carbide faces for extended wear life in demanding HVAC environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Compatibility:\u003c\/strong\u003e EPR elastomer provides excellent resistance to hot water and glycol solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Efficiency:\u003c\/strong\u003e Engineered as a direct replacement component for streamlined system restoration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily intended for commercial and residential Bell \u0026amp; Gossett centrifugal pumps where 3\/4-inch shaft diameter requirements are specified for hydronic heating and cooling circulation.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43127553785950,"sku":"186945","price":689.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/186945_image_03227831-ea9d-46b9-abf7-5d548a8fb960.png?v=1786054442","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-186945-3-4-epr-sic-sic-mechanical-seal-kit","provider":"National Boiler Supply","version":"1.0","type":"link"}