Specification Brand : Liberty BulletPoint : 5/16" Tap. Use a 5/16" drill bit for tap hole and 5/16" ID tubing for barb. BulletPoint1 : High-quality Material: Our products are made of high-quality stainless steel, which has strong and characteristics. BulletPoint2 : Excellent Performance: Our products have good antioxidant properties. It can maintain excellent performance and provide stable and support for the pipeline system. BulletPoint3 : Excellent Sealing Performance: With excellent sealing performance, it can safely maintain the integrity of the pipeline and ensure the stable operation of the system. BulletPoint4 : Standard Thread Design: Our products are designed with a 3/4 inch standard thread, suitable for most piping systems. BulletPoint5 : Wide application: Our products are mainly used in pipeline systems in different fields such as , chemical industry, pharmaceuticals, chemical fertilizers, and electric power. ConnectorType : Threaded ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 0719363495377 ExternallyAssignedProductIdentifier2 : 719363495377 ItemName : "CV" Check Valve Maple Sap Spiles, 5-PACK - 5/16" ItemPackageDimensions_Height : 12.6 centimeters ItemPackageDimensions_Length : 4.2 centimeters ItemPackageDimensions_Width : 6.7 centimeters ItemPackageQuantity : 5 ItemTypeKeyword : industrial-check-valves Manufacturer : Wytino Material : Plastic MaximumOperatingPressure : 175 pounds_per_square_inch ModelName : FBA_61952 ModelNumber : 205-4 NumberOfItems : 5 NumberOfPorts : 2 PartNumber : Wytino9o1iqg6anb ProductDescription : 5 taps are included in each package. These are 5/16" taps. These check valve taps are the latest in tap technology. When it gets cold at night your tree creates vacuum and sucks bacteria back in through the tap hole. These taps prevent that from happening. By not allowing any contamination back into the tap hole, the hole does not heal over as fast and it allows you to get more sap over a longer period of time. These are scientifically proven to improve sap yield. 5/16" Tap. Use a 5/16" drill bit for tap hole and 5/16" ID tubing for barb ProductSiteLaunchDate : 2014-11-02T18:03:35.069Z Size : 0.5 Inch SpecificationMet : 16 Style : Threaded SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 5 UnspscCode : 40141600 ValveType : Check Valve