{"product_id":"fernco-5002-43rc-strong-back-shielded-rc-coupling-4x3-in","title":"Fernco 5002-43rc Strong-back Shielded Rc Coupling 4x3 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe FERNCO 5002-43rc is a Strong-Back shielded RC coupling designed to create a reliable, flexible connection between dissimilar pipe materials in sewer and drain systems. This fitting transitions a 4-inch pipe to a 3-inch pipe and accommodates clay, cast iron, plastic, and steel pipe types in a single connector. The stainless steel shield and clamps provide added rigidity and resistance to shear forces, making this coupling suitable for in-ground and above-grade drain applications where joint stability is critical. Licensed plumbers and drain technicians install this part as a code-compliant method of joining unlike pipe materials without cutting threads or welding.\u003c\/p\u003e\n\u003cp\u003eThis coupling is intended for residential and commercial sewer and drain piping where a 4-inch-to-3-inch transition between clay, cast iron, plastic, or steel pipe is required. Common install scenarios include sewer lateral repairs, stack-to-drain transitions, and pipe material changeovers during renovation or repair work. The flexible elastomeric sleeve conforms to minor surface irregularities and out-of-round pipe ends, reducing the need for perfectly prepared pipe surfaces before installation.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eTransitions 4-inch pipe to 3-inch pipe in a single fitting\u003c\/li\u003e\n  \u003cli\u003eCompatible with clay, cast iron, plastic, and steel pipe materials\u003c\/li\u003e\n  \u003cli\u003eStrong-Back stainless steel shield resists shear and lateral forces at the joint\u003c\/li\u003e\n  \u003cli\u003eFlexible elastomeric sleeve accommodates minor pipe irregularities and out-of-round ends\u003c\/li\u003e\n  \u003cli\u003eShielded RC coupling design suitable for buried and above-grade sewer and drain applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with 4-inch-to-3-inch clay, cast iron, plastic, and steel pipe connections in sewer and drain systems, as specified in the product description.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by a licensed plumber in accordance with applicable local plumbing codes and IPC guidelines. Shut off flow and isolate the line segment before beginning work. Clean and deburr pipe ends to remove sharp edges, dirt, and debris before seating the elastomeric sleeve. Tighten stainless steel clamp bands evenly and to the torque range specified on the coupling packaging or manufacturer installation sheet.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePipe Size (Larger End)\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePipe Size (Smaller End)\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Pipe Materials\u003c\/strong\u003e: Clay, Cast Iron, Plastic, Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoupling Type\u003c\/strong\u003e: Shielded RC Flexible Coupling\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Sewer and Drain\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: FERNCO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 5002-43rc\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FERNCO","offers":[{"title":"Default Title","offer_id":51468210700594,"sku":"5002-43RC","price":57.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/313947415.png?v=1783914587","url":"https:\/\/voomisupply.com\/products\/fernco-5002-43rc-strong-back-shielded-rc-coupling-4x3-in","provider":"Voomi Supply","version":"1.0","type":"link"}