{"product_id":"smith-cooper-1-in-mpt-stainless-steel-4-in-l-nipple","title":"Smith-Cooper 1 in. MPT Stainless Steel 4 in. L Nipple","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSmith-Cooper 1 in. MPT Stainless Steel 4 in. L Nipple\u003c\/strong\u003e is a rugged plumbing fitting designed to create reliable, long-lasting connections in both residential and commercial piping runs. At 4 inches in length, this stainless steel nipple delivers the right balance between reach and rigidity, making it ideal for tight spaces and tight tolerances.\u003c\/p\u003e \u003cp\u003eKey reasons to choose this nipple include its lead-free construction, which supports safe potable-water applications, and its robust stainless steel build that resists corrosion in humid, wet, or chemically active environments. The 1 in. male pipe thread (MPT) ends ensure compatibility with standard 1 in. fittings and adapters, helping you connect pipes quickly and securely.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel for corrosion resistance and durability in challenging installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLead-Free:\u003c\/strong\u003e Suitable for potable water systems, providing peace of mind and compliance with relevant safety standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnd Connections:\u003c\/strong\u003e 1 in. MPT on the connections, designed to mate with compatible 1 in. pipe fittings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 inches, offering a compact yet capable extension for piping runs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum Pressure:\u003c\/strong\u003e Rated up to 300 psi, supporting a broad range of plumbing and small-industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Bagged for protection during transport and storage.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal uses and practical applications\u003c\/h3\u003e\n\u003cp\u003eThis stainless steel nipple is well-suited for connecting sections of piping where a 4-inch extendable run is required, including potable water lines, heating and cooling systems, and other low-to-mid pressure systems that benefit from corrosion-resistant materials. It is particularly valuable in environments prone to moisture, mineral-rich water, or temperature cycling where brass or copper fittings may degrade faster.\u003c\/p\u003e \u003cp\u003eUse cases include replacing a damaged section in a residential water line, bridging two fittings in a compact installation, or extending a piping run where space constraints call for a short, sturdy stainless steel connector. It pairs well with standard 1 in. NPT fittings and adapters, making it a versatile choice for DIY projects, remodeling, or professional installations.\u003c\/p\u003e \u003ch3\u003eTips for installation and long-term performance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways apply an appropriate thread sealant rated for stainless steel and 1 in. NPT connections to ensure a leak-free fit.\u003c\/li\u003e \u003cli\u003eHand-tighten first, then use two wrenches to snug the connection—avoid over-tightening to prevent thread damage.\u003c\/li\u003e \u003cli\u003eInspect the nipple for any burrs or imperfections before installation to avoid cross-threading or leaks.\u003c\/li\u003e \u003cli\u003eStore and transport bagged fittings in a dry location to prevent surface corrosion before use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals and DIY enthusiasts seeking dependable, lead-free stainless steel performance, the Smith-Cooper 1 in. MPT Stainless Steel 4 in. L Nipple delivers consistent, leak-resistant connections that stand up to everyday use and demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Smith-Cooper","offers":[{"title":"Default Title","offer_id":52176683991314,"sku":"4809968","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4809968_A.eps_High.jpg?v=1775591181","url":"https:\/\/nationalhardwaregroup.com\/products\/smith-cooper-1-in-mpt-stainless-steel-4-in-l-nipple","provider":"National Hardware Group","version":"1.0","type":"link"}