{"product_id":"check-valve-3-8-fnpt-smc-nak4000-n03","title":"Check Valve - 3\/8\" FNPT - SMC # NAK4000-N03","description":"\u003cp data-start=\"340\" data-end=\"732\"\u003eThe Air Lift Performance 22664 Check Valve is a critical component designed to maintain consistent air pressure and prevent backflow in air suspension systems. By allowing air to flow in only one direction, it protects compressors and ensures stable system performance—ideal for both performance builds and daily-driven air ride setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"734\" data-end=\"737\"\u003e\n\u003cp data-start=\"739\" data-end=\"768\"\u003e\u003cstrong data-start=\"739\" data-end=\"766\"\u003eKey Technical Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"769\" data-end=\"1337\"\u003e\n\u003cli data-section-id=\"2mp6hg\" data-start=\"769\" data-end=\"881\"\u003e\n\u003cstrong data-start=\"771\" data-end=\"804\"\u003e3\/8\" FNPT female thread ports\u003c\/strong\u003e for standard air suspension plumbing \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1uw5haq\" data-start=\"882\" data-end=\"993\"\u003eHigh-quality \u003cstrong data-start=\"897\" data-end=\"930\"\u003eSMC check valve (NAK4000-N03)\u003c\/strong\u003e for proven reliability \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1apvy5m\" data-start=\"994\" data-end=\"1076\"\u003eDesigned to \u003cstrong data-start=\"1008\" data-end=\"1028\"\u003eprevent backflow\u003c\/strong\u003e, protecting compressors and system components\u003c\/li\u003e\n\u003cli data-section-id=\"oumbo9\" data-start=\"1077\" data-end=\"1144\"\u003e\n\u003cstrong data-start=\"1079\" data-end=\"1108\"\u003eOne-way airflow operation\u003c\/strong\u003e for consistent pressure retention\u003c\/li\u003e\n\u003cli data-section-id=\"14tlv56\" data-start=\"1145\" data-end=\"1258\"\u003eDurable \u003cstrong data-start=\"1155\" data-end=\"1196\"\u003ebrass \/ industrial-grade construction\u003c\/strong\u003e for long service life \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9irxiv\" data-start=\"1259\" data-end=\"1337\"\u003eSold individually (\u003cstrong data-start=\"1280\" data-end=\"1296\"\u003eqty. 1 valve\u003c\/strong\u003e) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1339\" data-end=\"1342\"\u003e\n\u003cp data-start=\"1344\" data-end=\"1374\"\u003e\u003cstrong data-start=\"1344\" data-end=\"1372\"\u003eCompatibility \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1375\" data-end=\"1766\"\u003e\n\u003cli data-section-id=\"1b1m7di\" data-start=\"1375\" data-end=\"1439\"\u003eUniversal fit for \u003cstrong data-start=\"1395\" data-end=\"1437\"\u003eair suspension and onboard air systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"oxlekr\" data-start=\"1440\" data-end=\"1501\"\u003eCompatible with \u003cstrong data-start=\"1458\" data-end=\"1481\"\u003e3\/8\" airline setups\u003c\/strong\u003e and FNPT plumbing\u003c\/li\u003e\n\u003cli data-section-id=\"1lx16qx\" data-start=\"1502\" data-end=\"1576\"\u003eIdeal for \u003cstrong data-start=\"1514\" data-end=\"1574\"\u003eAir Lift Performance systems (3P, 3H, and manual setups)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r9antg\" data-start=\"1577\" data-end=\"1655\"\u003eCommonly used between \u003cstrong data-start=\"1601\" data-end=\"1628\"\u003ecompressor and air tank\u003c\/strong\u003e to prevent pressure loss\u003c\/li\u003e\n\u003cli data-section-id=\"9ja4ut\" data-start=\"1656\" data-end=\"1766\"\u003eSuitable for \u003cstrong data-start=\"1671\" data-end=\"1726\"\u003ecustom air ride builds and replacement applications\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1768\" data-end=\"1771\"\u003e\n\u003cp data-start=\"1773\" data-end=\"2010\"\u003e\u003cstrong data-start=\"1773\" data-end=\"1793\"\u003eWhy Choose This:\u003c\/strong\u003e\u003cbr data-start=\"1793\" data-end=\"1796\"\u003eEngineered by Air Lift Performance and built with trusted SMC technology, this check valve ensures reliable airflow control, protecting your system and maintaining consistent performance under demanding conditions.\u003c\/p\u003e","brand":"AirLift","offers":[{"title":"Default Title","offer_id":56866271461536,"sku":"22664","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/5308\/3808\/files\/22664_v0_1453814691__81018__04268.1676558603_7034d576-58a3-4904-b9ec-8a7c464a7ab4.jpg?v=1777057055","url":"https:\/\/www.seriousinnovations.com\/products\/check-valve-3-8-fnpt-smc-nak4000-n03","provider":"serious innovations","version":"1.0","type":"link"}