{"product_id":"aquamatic-k520-111-0-5inch-retaining-ring-and-nut-assembly-viton","title":"Aquamatic K520-111 0.5inch Retaining Ring and Nut Assembly Viton (Pair) 1070240","description":"\u003ch1 data-path-to-node=\"0\"\u003eAquaMatic K520-111 1\/2-Inch Retaining Ring \u0026amp; Nut Assembly with Viton Seals (Pair)\u003c\/h1\u003e\n\u003cp data-path-to-node=\"1\"\u003eSecure your piping manifolds with confidence using the \u003cb data-path-to-node=\"1\" data-index-in-node=\"55\"\u003eGenuine AquaMatic K520-111 Retaining Ring \u0026amp; Nut Assembly Pair\u003c\/b\u003e (SKU: 1079555). Manufactured by AqMatic (formerly Pentair), this high-strength installation hardware set is specifically engineered to mount end adapters securely to \u003cb data-path-to-node=\"1\" data-index-in-node=\"283\"\u003e1\/2-Inch K520 Series Composite Body Diaphragm Valves\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003eFeaturing rugged metal construction paired with premium Viton gaskets, this assembly is designed to withstand higher mechanical stress, elevated operating temperatures, and aggressive chemical environments where standard components might fail.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"4\"\u003e🛠️ Core Application \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cblockquote data-path-to-node=\"5\"\u003e\n\u003cp data-path-to-node=\"5,0\"\u003e\u003cb data-path-to-node=\"5,0\" data-index-in-node=\"0\"\u003eEssential Installation Component:\u003c\/b\u003e This assembly is required to connect and seal end adapters—such as the \u003cb data-path-to-node=\"5,0\" data-index-in-node=\"105\"\u003eK520-PC (Solvent Weld)\u003c\/b\u003e or \u003cb data-path-to-node=\"5,0\" data-index-in-node=\"131\"\u003eK520-P (NPT Threaded)\u003c\/b\u003e pairs—directly to the valve body. By utilizing this matching metal pair, you establish a true union-style connection that allows for effortless in-line servicing and quick valve isolation.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3 data-path-to-node=\"7\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eHigh-Strength Metal Construction:\u003c\/b\u003e The heavy-duty metal retaining nuts provide superior mechanical strength, preventing thread stripping or cracking when torque is applied during high-pressure manifold installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003ePremium Viton (FKM) Face Seals:\u003c\/b\u003e Equipped with top-tier Viton O-rings to deliver maximum resistance against aggressive chemicals, acids, caustics, and thermal degradation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eStreamlined Valve Servicing:\u003c\/b\u003e Enables a secure union joint configuration. Simply loosen the nuts to slide the valve completely out of the piping line for maintenance without cutting or dismantling your pipework.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eSold as a Complete Matching Pair:\u003c\/b\u003e Every package includes two nuts, two retaining rings, and two Viton gaskets—providing everything required to fully outfit both the inlet and outlet ports of a single 1\/2\" K520 valve.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"10\"\u003eComprehensive Kit Parts List\u003c\/h3\u003e\n\u003cp data-path-to-node=\"11\"\u003eThe \u003cb data-path-to-node=\"11\" data-index-in-node=\"4\"\u003eK520-111 Pack\u003c\/b\u003e is supplied as a complete dual-port installation set. Each kit contains:\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003e2 x Metal Union Nuts (Item No. 20):\u003c\/b\u003e Heavy-duty threaded rings that pull the end adapters flush and square against the valve body.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003e2 x Retaining Snap Rings:\u003c\/b\u003e Splined split-rings that lock into the adapter grooves to distribute locking pressure evenly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003e2 x Viton Face O-Rings:\u003c\/b\u003e High-performance chemical-resistant gaskets that sit between the adapter and the valve face to ensure a drip-tight seal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"14\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"15\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,1,0,0\"\u003e\u003cb data-path-to-node=\"15,1,0,0\" data-index-in-node=\"0\"\u003eManufacturer\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,1,1,0\"\u003eAqMatic \/ AquaMatic (Pentair)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,2,0,0\"\u003e\u003cb data-path-to-node=\"15,2,0,0\" data-index-in-node=\"0\"\u003ePart Number\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,2,1,0\"\u003eK520-111\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,3,0,0\"\u003e\u003cb data-path-to-node=\"15,3,0,0\" data-index-in-node=\"0\"\u003eProduct SKU\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,3,1,0\"\u003e\u003cspan\u003e1070240\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,4,0,0\"\u003e\u003cb data-path-to-node=\"15,4,0,0\" data-index-in-node=\"0\"\u003eCompatible Valve Size\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,4,1,0\"\u003e1\/2\" K520 Series Plastic Valves\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,5,0,0\"\u003e\u003cb data-path-to-node=\"15,5,0,0\" data-index-in-node=\"0\"\u003eHardware Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,5,1,0\"\u003eIndustrial Machined Metal \/ Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,6,0,0\"\u003e\u003cb data-path-to-node=\"15,6,0,0\" data-index-in-node=\"0\"\u003eGasket Elastomer\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,6,1,0\"\u003eViton \/ FKM (Fluorocarbon)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,7,0,0\"\u003e\u003cb data-path-to-node=\"15,7,0,0\" data-index-in-node=\"0\"\u003eCompatible Adapters\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"15,7,1,0\"\u003eK520-PC (Solvent Weld), K520-P (NPT), etc.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"17\"\u003eProfessional Installation Advice\u003c\/h3\u003e\n\u003cp data-path-to-node=\"18\"\u003eWhen assembling your valve manifold, slide the metal union nut onto the pipe or end adapter before making your final pipe connection (solvent weld or threaded). Position the retaining snap ring into the adapter groove, place the Viton face O-ring into the valve body recess, and thread the nut onto the valve body by hand.\u003c\/p\u003e\n\u003cp data-path-to-node=\"19\"\u003eTighten firmly to ensure the face seals seat perfectly square. For internal valve maintenance down the line, remember to use the specialized \u003cb data-path-to-node=\"19\" data-index-in-node=\"141\"\u003eAquaMatic 520-Z Assembly Tool\u003c\/b\u003e to safe-keep your internal thermoplastic threads during teardown.\u003c\/p\u003e","brand":"AQMATIC","offers":[{"title":"Default Title","offer_id":43726273511619,"sku":"11275000131 | 2001007159","price":26.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/3227\/4627\/files\/K520109-3.jpg?v=1781607272","url":"https:\/\/www.gapswater.co.uk\/products\/aquamatic-k520-111-0-5inch-retaining-ring-and-nut-assembly-viton","provider":"GAPS Water Treatment","version":"1.0","type":"link"}