{"product_id":"4-fpt-extra-heavy-300-malleable-iron-galvanized-coupling-fittings-68421","title":"4\" FPT Extra Heavy 300 Malleable Iron Galvanized Coupling Fittings 68421","description":"\u003cp\u003e\u003cstrong\u003eAlso known as:\u003c\/strong\u003e\u003cbr\u003eThese couplings are known for their durability and longevity, especially in outdoor or moist environments where corrosion is a concern.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eAbout:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eGalvanized couplings are typically made from steel that has been coated with a layer of zinc. This zinc coating is what gives them their galvanized property.They are commonly used in water supply lines, outdoor applications, and in environments where the piping system is exposed to the elements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification :\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 495.494px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 26px;\"\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 26px;\"\u003e\u003cstrong\u003ePart No\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 26px;\"\u003e68421\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26px;\"\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 26px;\"\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 26px;\"\u003e4\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25px;\"\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 25px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 25px;\"\u003e3.310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25px;\"\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 25px;\"\u003e\u003cstrong\u003e\u003cspan\u003eSHAPE\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 25px;\"\u003eGalvanized Coupling\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 31px;\"\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 31px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 31px;\"\u003eFITTINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan\u003eMaterial \u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 19.5938px;\"\u003e\u003cspan\u003eIron\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan\u003eMaterial Construction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 19.5938px;\"\u003e\u003cspan\u003eMalleable Iron\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan\u003ePressure Class\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 19.5938px;\"\u003e\u003cspan\u003e300 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan\u003eSchedule Rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 19.5938px;\"\u003e\u003cspan\u003eXH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan\u003eTemperature Rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 19.5938px;\"\u003e\u003cspan\u003e-20 to 350 deg F\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 177.031px; text-align: center; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan\u003eThread Size\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 302.453px; text-align: center; height: 19.5938px;\"\u003e\u003cspan\u003e#4-8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan data-sheets-userformat='{\"2\":835,\"3\":{\"1\":0},\"4\":{\"1\":2,\"2\":16777215},\"9\":0,\"11\":3,\"12\":0}' data-sheets-value='{\"1\":2,\"2\":\"4\\\" Extra Heavy 300 Malleable Iron Galvanized Coupling Fittings 68421\"}' data-sheets-root=\"1\"\u003e4\" Extra Heavy 300 Malleable Iron Galvanized Coupling Fittings 68421\u003c\/span\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e• The elbow is made from galvanized steel, which means it has a protective zinc coating. This coating helps prevent rust and corrosion, making it suitable for use in environments where the pipe might be exposed to moisture or corrosive substances.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eThreaded Interior:\u003c\/strong\u003e The interior of the coupling shows threading, which allows it to be screwed onto male threads of two separate pipes, thereby joining them. The threads are precision-cut to ensure a tight and secure fit.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCenter Stop:\u003c\/strong\u003e There's often a ridge or a center stop inside the coupling to ensure that both pipes being connected are aligned properly and have equal insertion depth on either side.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMarkings on the Exterior:\u003c\/strong\u003e The exterior of the coupling often contains various markings. These can include the manufacturer's mark, size specifications, pressure ratings, and material identifiers. For example, \"150\" might indicate a pressure rating, and \"M\" could be a manufacturer's initial.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eHexagonal Shape:\u003c\/strong\u003e The coupling often has a hexagonal shape on the outside to accommodate a wrench, making it easier to tighten or loosen when installing or removing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eGalvanized Finish:\u003c\/strong\u003e The grayish, rough surface texture is characteristic of galvanization. This zinc coating is applied to prevent corrosion and extend the life of the coupling, especially in environments where moisture is present.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSize Indication:\u003c\/strong\u003e There may be a number indicating the nominal size of the coupling, which corresponds to the internal diameter of the pipes it is designed to connect\u003cbr\u003e\n\u003c\/div\u003e","brand":"MidLand Industries","offers":[{"title":"Default Title","offer_id":44287440552090,"sku":"68421","price":870.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0213\/7895\/7412\/files\/1_c88d14a9-91a3-4809-9949-1ec05db868b9.png?v=1762988562","url":"https:\/\/nassaunationalcable.com\/en-ca\/products\/4-fpt-extra-heavy-300-malleable-iron-galvanized-coupling-fittings-68421","provider":"NassauNationalCable","version":"1.0","type":"link"}