{"product_id":"mueller-streamline-520-504hc-black-iron-45-degree-street-elbow-3-4-inch-fpt","title":"Mueller Streamline 520-504hc Black Iron 45 Degree Street Elbow 3\/4 Inch Fpt","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe Mueller Streamline 520-504hc is a black iron 45 degree street elbow with a 3\/4 inch female pipe thread connection. This fitting is designed for use in gas piping, oil lines, and other industrial or commercial plumbing systems where black iron is the required material. Mueller Streamline is a well-established name in pipe fittings, and this elbow meets the demands of professional plumbers, pipefitters, and mechanical contractors working on both new installations and service replacements.\u003c\/p\u003e\u003cp\u003eA street elbow differs from a standard elbow in that one end is male and the other is female. This design allows the fitting to thread directly into another fitting without the need for a short nipple in between. This saves time during installation and reduces the number of components needed at a joint. The 45 degree angle allows for a gradual directional change in a pipe run, which is useful when routing pipe around obstacles or making smooth transitions in tight spaces.\u003c\/p\u003e\u003cp\u003eBlack iron pipe fittings like the 520-504hc are commonly used in natural gas and propane distribution systems, as well as steam and air lines in industrial environments. Black iron is not coated with the zinc galvanizing found on galvanized fittings, which makes it the correct choice for gas applications where galvanizing can flake off and contaminate equipment or burners.\u003c\/p\u003e\u003cp\u003eThis fitting is sold as a single unit and features a standard 3\/4 inch female pipe thread on the socket end. It is compatible with standard black iron pipe and fittings following NPT threading conventions. HVAC technicians, plumbers, and gas fitters working on residential or commercial projects will find this fitting straightforward to install using pipe thread sealant or PTFE tape rated for gas service.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e45 degree street elbow configuration for directional changes without additional nipples\u003c\/li\u003e\n\u003cli\u003eBlack iron construction suitable for gas, oil, steam, and air piping systems\u003c\/li\u003e\n\u003cli\u003e3\/4 inch female pipe thread for compatibility with standard NPT black iron pipe and fittings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe Mueller Streamline 520-504hc delivers a reliable, code-appropriate black iron street elbow for trade professionals handling gas and industrial piping. Its street configuration simplifies installation by eliminating the need for an extra nipple at the connection point.\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: MUELLER STREAMLINE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 520-504hc\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Black Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Type\u003c\/strong\u003e: Street Elbow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle\u003c\/strong\u003e: 45 Degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: Female Pipe Thread (FPT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Size\u003c\/strong\u003e: 3\/4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Size\u003c\/strong\u003e: 1 Each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: EA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MUELLER STREAMLINE","offers":[{"title":"Default Title","offer_id":51121131815218,"sku":"520-504HC","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/304886333.jpg?v=1777749237","url":"https:\/\/voomisupply.com\/products\/mueller-streamline-520-504hc-black-iron-45-degree-street-elbow-3-4-inch-fpt","provider":"Voomi Supply","version":"1.0","type":"link"}