{"product_id":"midland-industries-44710lfusa-hex-locknut-3-inch-npsl","title":"Midland Industries 44710LFUSA Hex Locknut 3 Inch Npsl","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe MIDLAND INDUSTRIES 44710LFUSA is a 3-inch hex locknut manufactured from lead-free bronze, designed to secure threaded pipe connections in fluid and gas distribution systems. It features an NPSL (National Pipe Straight Locknut) thread form, which is the standard straight thread used on locknut applications. Rated at a 125 pressure class and dimensioned to ANSI B16.15 standards, this fitting delivers consistent, code-compliant performance across a wide range of service types. It is installed by licensed plumbers, pipefitters, and HVAC technicians in both residential and commercial piping systems.\u003c\/p\u003e\n\u003cp\u003eThis hex locknut is approved for use in steam, water, gas, oil, and air service applications, making it a versatile fitting for mechanical, plumbing, and HVAC installations. The lead-free bronze construction meets modern potable-water and environmental compliance requirements. It is sourced and manufactured in the USA, placing it within Midland Industries' USA Lead-Free Bronze Fittings product line. Typical use cases include securing pipe penetrations through panels, enclosures, or fixture connections where a locking thread engagement is required.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e3-inch NPSL straight thread form for standard locknut applications\u003c\/li\u003e\n  \u003cli\u003eLead-free bronze construction meets current potable-water and environmental regulations\u003c\/li\u003e\n  \u003cli\u003eRated 125 pressure class per ANSI B16.15 dimensional standards\u003c\/li\u003e\n  \u003cli\u003eApproved for steam, water, gas, oil, and air service\u003c\/li\u003e\n  \u003cli\u003eUSA manufactured within Midland Industries' lead-free bronze fittings line\u003c\/li\u003e\n  \u003cli\u003eHex profile allows standard wrench installation and tightening\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use in steam, water, gas, oil, and air service piping systems requiring a 3-inch NPSL hex locknut. Dimensioned to ANSI B16.15 standards for compatibility with fittings meeting the same specification.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed plumber or pipefitter in accordance with applicable local codes and standards such as the IPC or IFGC. Shut off and depressurize the line before removing or installing any fitting. Use an appropriately sized open-end or adjustable wrench on the hex faces to avoid deforming the fitting. Do not overtighten or use pipe wrenches directly on the body without proper protection.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Size\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: NPSL\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Lead-Free Bronze\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure Class\u003c\/strong\u003e: 125\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimension Standard\u003c\/strong\u003e: ANSI B16.15\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService\u003c\/strong\u003e: Steam, Water, Gas, Oil, Air\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: USA\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: MIDLAND INDUSTRIES\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 44710LFUSA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MIDLAND INDUSTRIES","offers":[{"title":"Default Title","offer_id":67952127672626,"sku":"44710LFUSA","price":333.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/8b1b9485b9585a589f38c40753873e11_6210e70d-e389-4d6c-ab95-aa00c124113b.jpg?v=1791747652","url":"https:\/\/voomisupply.com\/products\/midland-industries-44710lfusa-hex-locknut-3-inch-npsl","provider":"Voomi Supply","version":"1.0","type":"link"}