{"product_id":"28420-3","title":"28420-3","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cp\u003eThis industrial-grade 1\/2\" NPT inlet check valve fitting is precision-engineered to handle high-capacity fluid intake delivery and secure zero-leak backflow containment within distribution networks. Manufactured from high-strength, corrosion-proof metallic alloys, its heavy-duty body handles extreme mechanical torque and continuous system pressure surges without structural distortion. The precision-machined internal seating profile ensures perfect concentric alignment.\u003c\/p\u003e\n\u003cp\u003eDesigned for direct mounting into primary inlet manifolds, this compact valve maximizes intake flow efficiency by eliminating restrictive fluid turbulence and localized pressure drops during rapid stroke phases. Its durable connection interface handles constant operational vibrations safely, protecting upstream lines and tools from performance-limiting pressure decay. This robust inlet check valve reduces manual plumbing maintenance requirements and ensures an extensive service lifespan.\u003c\/p\u003e\n \n\u003ch6\u003eFeatures\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty structural metal composition offers superior resistance to mechanical wear and guards against accidental impact damage.\u003c\/li\u003e\n  \u003cli\u003eStraight high-flow internal path geometry maximizes volumetric displacement, optimizing fluid intake performance parameters.\u003c\/li\u003e\n  \u003cli\u003ePrecision-engineered sealing elements prevent hazardous leaks, maintaining stable system pressure and reducing costly energy waste.\u003c\/li\u003e\n  \u003cli\u003eSymmetrical parallel configuration adapts smoothly to standard fractional 1\/2-inch inlet plumbing systems and manifold blocks.\u003c\/li\u003e\n  \u003cli\u003eExterior hex geometry allows straightforward wrench tightening during final assembly, preventing thread stripping or configuration deformation.\u003c\/li\u003e\n  \u003cli\u003ePressure-tested structural architecture guards operators from blowouts, maintaining safe production cell operations under severe cyclic loads.\u003c\/li\u003e\n  \u003cli\u003eFatigue-resistant internal valving components sustain exceptionally high continuous duty-cycles, driving down plant repair expenses.\u003c\/li\u003e\n\u003c\/ul\u003e\n \n\u003ch6\u003eSpecifications\u003c\/h6\u003e\n\u003ctable class=\"TechSpecs__Table-sc-13bifhe-0 fKxfqs\"\u003e\n  \u003ctbody\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003ePart No\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003e28420-3\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eProduct Type\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eFTG,VLV,CHK,1\/2\"INLET\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eSupplier Name\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eHaskel\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eApplication\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eHigh-capacity intake flow control and reverse backflow containment in liquid pump heads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eFunction\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eAutomatic line-pressure activated check-valve gating with an absolute mechanical reverse fluid isolation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eCompatibility\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eHaskel high-pressure liquid pumps and standard 1\/2-inch industrial female NPT connections\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eInstallation Type\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eThreaded male connection port into active fluid headers requiring wrench-assisted assembly\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eCompatible Media\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003ePetroleum-based hydraulic mineral oils, water-glycol solutions, chemical additives, and neutral liquids\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003ePremium machined stainless steel base construction with robust synthetic elastomer seals\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003eOperating Condition\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eDemanding production facilities subject to high mechanical vibrations and continuous operations\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr class=\"TechSpecs__TR-sc-13bifhe-1 jneeGH\"\u003e\n      \u003ctd class=\"TechSpecs__TDshort-sc-13bifhe-3 ldlwAa\"\u003ePerformance Feature\u003c\/td\u003e\n      \u003ctd class=\"TechSpecs__TD-sc-13bifhe-2 gNvdTS\"\u003eMinimal cracking pressure rating paired with instantaneous positive backward seating containment integrity\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Haskel","offers":[{"title":"Default Title","offer_id":50260245807361,"sku":"28420-3","price":308.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/4850\/8417\/files\/haskel_85dac6fc-202b-40b1-80ec-e726f8f1f3af.png?v=1788243184","url":"https:\/\/shop.pneumaticandhydraulic.com\/products\/28420-3","provider":"Pneumatic \u0026 Hydraulic","version":"1.0","type":"link"}