{"product_id":"b-k-mueller-583-040hn-black-pipe-nipple-1-2x4-in-20-pack","title":"B K Mueller 583-040HN Black Pipe Nipple 1\/2x4 in 20 Pack","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe B K Mueller Industries 583-040HN is a black steel pipe nipple sized at 1\/2 inch diameter by 4 inches in length. Pipe nipples are short threaded pipe sections used to connect fittings, valves, and equipment in gas and liquid distribution systems. This nipple ships in a package of 20 units, making it practical for contractors and service techs who install multiple connections per job. The black finish is standard for gas line applications and is commonly specified in residential and light commercial piping systems where galvanized or chrome finishes are not required.\u003c\/p\u003e\n\u003cp\u003eThis nipple is suited for residential and commercial gas distribution, fire sprinkler rough-in, and general plumbing applications where a close or short extension between fittings is needed. Plumbers, pipefitters, and HVAC technicians commonly use black pipe nipples when connecting gas appliances, boilers, unit heaters, and similar equipment. The 4-inch length provides a short but workable extension between threaded components in tight installations.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1\/2 inch diameter by 4 inch length — standard short-extension sizing\u003c\/li\u003e\n  \u003cli\u003eBlack steel finish suited for gas line and general piping applications\u003c\/li\u003e\n  \u003cli\u003eThreaded ends for direct connection to standard NPT fittings and valves\u003c\/li\u003e\n  \u003cli\u003ePackage quantity of 20 units supports multi-connection installations\u003c\/li\u003e\n  \u003cli\u003eConsistent with common residential and light commercial piping specs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement and standard-stock fitting for 1\/2 inch NPT threaded gas and liquid piping systems in residential and light commercial installations.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eBlack pipe nipples are installed by licensed plumbers, pipefitters, and HVAC technicians. Shut off gas supply or isolate the water system before breaking any existing connections. Apply an approved pipe thread sealant or PTFE tape rated for the service medium — confirm gas compatibility when used on fuel gas lines. Work must comply with applicable local codes, IFGC, and IPC requirements.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePipe Diameter\u003c\/strong\u003e: 1\/2 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 20 units\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 5.23 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: EA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: B K Mueller Industries\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 583-040HN\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SOUTHLAND","offers":[{"title":"Default Title","offer_id":51558922617138,"sku":"583-040HN","price":26.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/a0860dcb5b96238ab11d11add1b3245d.jpg?v=1786423018","url":"https:\/\/voomisupply.com\/products\/b-k-mueller-583-040hn-black-pipe-nipple-1-2x4-in-20-pack","provider":"Voomi Supply","version":"1.0","type":"link"}