{"product_id":"bell-gossett-186874-coupler-1-1-4-x-1-5-8","title":"Bell \u0026 Gossett 186874 Coupler 1-1\/4\" x 1-5\/8\"","description":"\u003cp\u003eEnsure reliable power transmission between your circulator motor and pump assembly with the \u003cstrong\u003eBell \u0026amp; Gossett 186874\u003c\/strong\u003e coupler. This high-quality replacement component is engineered to provide precise alignment, reducing vibration and minimizing wear on critical internal pump hardware. The \u003cstrong\u003e186874\u003c\/strong\u003e serves as a vital link in maintaining smooth, quiet operation across hydronic heating and cooling systems.\u003c\/p\u003e\u003cp\u003eThis coupling functions as a mechanical bridge, transferring torque from the motor shaft to the pump shaft while allowing for minor radial misalignment. By absorbing operational stress and compensating for rotational forces, the coupler helps prevent premature failure of shaft seals and bearings, ensuring the longevity and performance of your Bell \u0026amp; Gossett pump infrastructure.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Alignment:\u003c\/strong\u003e Engineered to minimize rotational vibration for quieter, more efficient pump cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built to withstand the constant torque and thermal demands of hydronic systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless Integration:\u003c\/strong\u003e Designed specifically for B\u0026amp;G pump standards to ensure a perfect fit without modification.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Used extensively in residential and commercial hydronic heating, cooling, and industrial fluid circulation systems where precise shaft connection and vibration dampening are required.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43127550771294,"sku":"186874","price":1089.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/186874_image_0846fffc-5833-4893-8d44-2fb7d8b00869.png?v=1786054376","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-186874-coupler-1-1-4-x-1-5-8","provider":"National Boiler Supply","version":"1.0","type":"link"}