{"product_id":"stz-industries-1-2-in-mpt-black-steel-4-in-l-nipple-with-coupling","title":"STZ Industries 1\/2 in. MPT Black Steel 4 in. L Nipple with Coupling","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for reliability in demanding piping applications, the STZ Industries 1\/2 in. MPT Black Steel 4 in. L Nipple with Coupling delivers a compact, high-strength connection you can count on. With a 4-inch overall length and a 1\/2-inch male pipe thread (MPT) on one end, this fitting provides flexible routing in tight spaces while guaranteeing a secure interface with compatible fittings.\u003c\/p\u003e \u003cp\u003eCrafted from sturdy steel and finished in a durable black coating, this nipple with coupling is designed for professional, industrial-grade piping installations. The black steel finish not only offers a clean, professional appearance but also stands up to the rigors of commercial environments where robust, dependable connections matter most.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eEnd 1:\u003c\/strong\u003e 1\/2 in MPT (male pipe thread) for reliable, secure connections\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 inches, providing flexible routing and easy alignment in tight spaces\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial \u0026amp; Finish:\u003c\/strong\u003e Steel with a black finish for durability and a professional look\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Nipple with coupling, designed to integrate with standard pipe fittings\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e STZ Industries\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal uses and scenarios\u003c\/h3\u003e\n\u003cp\u003ePerfect for extending piping runs in commercial and light industrial setups, this 1\/2 in. MPT black steel nipple with coupling is well-suited for general-purpose piping projects where a short, sturdy link is needed. Use cases include connections to valves, pumps, manifolds, and other compatible fittings in water, air, or light oil systems. Its compact 4-inch footprint makes it a practical choice for confined installations, service upgrades, or repair work where a standard nipple alone might not fit.\u003c\/p\u003e \u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eClean the threads and apply an appropriate thread sealant or PTFE tape to the male threads to help prevent leaks.\u003c\/li\u003e \u003cli\u003eHand-tighten first, then snug with a wrench until the coupling seats securely—avoid overtightening to preserve thread integrity.\u003c\/li\u003e \u003cli\u003eEnsure compatibility with your fittings and follow local codes for piping installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose STZ Industries\u003c\/h3\u003e\n\u003cp\u003eSTZ Industries delivers dependable, ready-to-use metal fittings designed for professional-grade piping projects. This 1\/2 in. MPT Black Steel 4 in. L Nipple with Coupling combines a robust steel core with a practical 4-inch length and a coupling-ready configuration, helping you assemble durable connections quickly and with confidence. When your project calls for a sturdy, straightforward solution that stands up to daily use in busy environments, this nipple with coupling from STZ Industries is a reliable choice.\u003c\/p\u003e \u003cp\u003eInvest in a proven, purpose-built connector that keeps your piping systems running smoothly—add the STZ Industries 1\/2 in. MPT Black Steel 4 in. L Nipple with Coupling to your cart today and move your project forward with a trusted, professional-grade fit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Stz Industries","offers":[{"title":"Default Title","offer_id":52185036456210,"sku":"4308177","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4308177_A.eps_High.jpg?v=1775767073","url":"https:\/\/nationalhardwaregroup.com\/products\/stz-industries-1-2-in-mpt-black-steel-4-in-l-nipple-with-coupling","provider":"National Hardware Group","version":"1.0","type":"link"}