{"product_id":"mcdonnell-miller-172821-model-158s-m-hd-head-mechanism","title":"McDonnell \u0026 Miller 172821 Model 158S-M-HD - Head Mechanism","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eMcDonnell \u0026amp; Miller model number 158S-M-HD is a head mechanism for the model 158S controls. This unit excludes the float chamber and simplifies the replacement process. Users can swap the mechanism without affecting the existing piping by merely removing the bolts from the float chamber.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with McDonnell \u0026amp; Miller 158S controls\u003c\/li\u003e\n\u003cli\u003eAllows quick and effortless replacement\u003c\/li\u003e\n\u003cli\u003eNo disruption to existing piping systems during installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThis head mechanism ensures reliable operation for low water cutoff systems.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: McDonnell \u0026amp; Miller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN\u003c\/strong\u003e: 172821\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: 158S-M-HD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 751875036037\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 11.00 pounds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MCDONNELL \u0026 MILLER","offers":[{"title":"Default Title","offer_id":50035382583602,"sku":"172821","price":1187.69,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/220928802.jpg?v=1747643549","url":"https:\/\/voomisupply.com\/products\/mcdonnell-miller-172821-model-158s-m-hd-head-mechanism","provider":"Voomi Supply","version":"1.0","type":"link"}