{"product_id":"bell-gossett-118635-1-2-x-5-8-pump-coupler","title":"Bell \u0026 Gossett 118635 1\/2\" x 5\/8\" Pump Coupler","description":"\u003cp\u003eMaintain smooth, efficient operation in your hydronic pump system with the \u003cb\u003e118635\u003c\/b\u003e Bell \u0026amp; Gossett coupler. Designed specifically for 1\/2\" to 5\/8\" shaft transitions, this vital component bridges the gap between the motor and the pump assembly to ensure consistent mechanical drive transfer while isolating sensitive drive components from alignment-induced stress.\u003c\/p\u003e\u003cp\u003eThe coupler functions as a flexible coupling mechanism that absorbs torsional shock and minor shaft misalignments. By utilizing high-durability construction, it prevents premature wear on bearings and seals, extending the overall lifecycle of your Bell \u0026amp; Gossett circulator equipment during demanding operational cycles.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVibration Dampening:\u003c\/b\u003e Reduces noise and mechanical chatter caused by motor vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShaft Alignment:\u003c\/b\u003e Compensates for slight deviations between motor and pump shafts to prevent bearing failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperational Longevity:\u003c\/b\u003e Minimizes physical wear on rotating pump components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuick Replacement:\u003c\/b\u003e Engineered for simple installation to minimize hydronic system downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily used in Bell \u0026amp; Gossett commercial and residential hydronic circulator pumps requiring a 1\/2-inch to 5\/8-inch shaft coupling transition for heating and cooling fluid circulation.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43124218789982,"sku":"118635","price":359.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/118635_image_d1a69de7-0fb1-4b2c-9e5b-72359db40f33.png?v=1786033943","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-118635-1-2-x-5-8-pump-coupler","provider":"National Boiler Supply","version":"1.0","type":"link"}