{"product_id":"value-collection-mdb291-25-square-plug-1-in-threaded","title":"Value Collection MDB291 25 Square Plug 1 in Threaded","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION MDB291 25 is a 1-inch threaded square plug made from malleable iron with a black finish. It is designed to seal the end of a threaded pipe opening in low-pressure or medium-pressure piping systems. Rated for liquid and gas service at up to 300 psi, this Class 150 fitting meets Schedule 40 pipe thread dimensions. It carries multiple international and domestic certifications including ABNT, EN 10242, FM Approval, GB\/T 3287, GB\/T 7306.2, ISO 7\/1, and cULus Listing. Licensed plumbers, pipefitters, and mechanical contractors install this type of fitting in commercial and industrial piping assemblies.\u003c\/p\u003e\u003cp\u003eThis square plug is suited for use in residential and commercial gas and liquid piping systems where a threaded pipe end requires a secure, pressure-rated closure. The male threaded connection engages standard NPT or compatible threaded pipe ends. Its malleable iron construction and black finish make it appropriate for dry, interior piping applications such as natural gas distribution, compressed air lines, and general plumbing branch closures. The fitting ships in a package quantity of five units, making it practical for multi-point installations or service van stocking.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMalleable iron construction provides durability under mechanical stress and repeated assembly cycles\u003c\/li\u003e\n\u003cli\u003e300 psi liquid and gas pressure rating supports a wide range of service applications\u003c\/li\u003e\n\u003cli\u003eClass 150 classification and Schedule 40 threading ensure compatibility with standard pipe systems\u003c\/li\u003e\n\u003cli\u003eBlack finish suitable for interior dry piping environments\u003c\/li\u003e\n\u003cli\u003eCertified to ABNT, EN 10242, FM, GB\/T 3287, GB\/T 7306.2, ISO 7\/1, and cULus standards\u003c\/li\u003e\n\u003cli\u003ePackage quantity of 5 units for multi-point service needs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement or new-installation fitting for Class 150 malleable iron threaded pipe systems, compatible with Schedule 40 threaded pipe ends in standard NPT or equivalent configurations.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed plumber or pipefitter in accordance with applicable local mechanical and plumbing codes, including IPC and IFGC requirements where gas service is involved. Isolate and depressurize the piping system completely before installing or removing any threaded fittings. Apply an approved thread sealant or PTFE tape to the male threads before engagement. Do not overtighten; use a properly sized pipe wrench and follow standard wrench-tight-plus-turns practice per the sealant manufacturer guidance.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Type\u003c\/strong\u003e: Square Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Size\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Malleable Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: Threaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClassification\u003c\/strong\u003e: Class 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchedule\u003c\/strong\u003e: 40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating\u003c\/strong\u003e: 300 psi (liquid and gas)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ABNT Certified, EN 10242, FM Approved, GB\/T 3287, GB\/T 7306.2, ISO 7\/1, cULus Listed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 5 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 40175303\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: VALUE COLLECTION\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: MDB291 25\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51714548367666,"sku":"MDB291 25","price":15.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/60d7dd5aafa29549e8c22de7bbdbe5aa.jpg?v=1788503056","url":"https:\/\/voomisupply.com\/products\/value-collection-mdb291-25-square-plug-1-in-threaded","provider":"Voomi Supply","version":"1.0","type":"link"}