Specification Brand : Strataflo BulletPoint : Walchem 1/2 inch injection check valve. 1/2" OD tube connections. BulletPoint1 : Lead-Free Bronze, NSF-372 Certified for drinking water BulletPoint2 : Fully-molded Buna-S rubber poppet for bubble-tight seal BulletPoint3 : Cracking pressure is 1 psi with a maximum working pressure of 400 psi BulletPoint4 : Female NPT threads on both ends BulletPoint5 : Individually assembled and tested, Made in the USA ConnectorType : Threaded ExteriorFinish : Rubber,Steel ExternallyAssignedProductIdentifier1 : 650003367701 ExternallyAssignedProductIdentifier2 : 0650003367701 ItemDisplayDimensions_Length : 4.88 inches ItemName : Strataflo 1-1/2" NPT Check Valve Lead-Free Bronze, 1 psi Cracking Pressure, 400 psi, Spring-Loaded, Inline Check Valve, NSF 372 Certified, F300-150 ItemPackageQuantity : 1 ItemTypeKeyword : industrial-check-valves Manufacturer : Strataflo Products, Inc. Material : Lead-Free Bronze ModelNumber : F300 NumberOfItems : 1 PartNumber : F300-150 ProductDescription : The No. F300 check valve is made of a one-piece cast bronze body, certified by NSF for drinking water. Designed to operate in any position, a sensitive spring has been added to close the poppet automatically. The rubber poppet is fully-formed around a solid steel insert to provide greater strength in commercial applications. Each valve is tested twice for casting integrity and backflow prevention. All valves are 100% American-Made and built to last. Strataflo has offered premium check valves for industrial use for over 80 years. ProductSiteLaunchDate : 2018-02-19T22:46:03.201Z SpecificationMet : nsf,nsf 372,nsf-372 UnitCount : 1 UnspscCode : 40141600