Specification Brand : PAGOW BulletPoint1 : Medical grade PVDF material, safe and nontoxic; reliable and stable for long-term service. BulletPoint2 : Normal performance under -30 ℃ to 150 ℃, excellent chemical and hydrolysis resistance, outstanding ozone, UV and weather resistance. BulletPoint3 : Size Reference:These Check valves measures approx. 6.6 mm/ 1/4 inch in diameter and 34.5 mm/ 1.35 inches in full length, please make sure of our size when you buy it. BulletPoint4 : Perfect for the hydraulic system to prevent reverse flow of material, or compressed air for pneumatic system to prevent BulletPoint5 : Flow smoothly, small fluid resistance, good sealing performance, short spool stroke, small off valve impact force, attractive appearance and high reliability. Color : White ConnectorType : Union CustomerPackageType : Standard Packaging ExteriorFinish : Plastic ExternallyAssignedProductIdentifier1 : 0784283019187 ExternallyAssignedProductIdentifier2 : 784283019187 ExternallyAssignedProductIdentifier3 : 00098268004281 IncludedComponents : Valve ItemDisplayWeight : 20 pounds ItemName : PAGOW 2 Pack 1/4 Inch (6mm) Check Valve, PVDF Wear-Resistant One-Way Check Valve for Fuel Gas Liquid Air, plastic water stops check valve, Micro Diaphragm Check Valve for Air Intake Feed ItemPackageDimensions_Height : 15.6972 centimeters ItemPackageDimensions_Length : 1.397 centimeters ItemPackageDimensions_Width : 10.6934 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : industrial-check-valves ItemTypeName : Lead Free Double Check Valve Assembly Manufacturer : PAGOW Material : Plastic MaximumOperatingPressure : 200 pounds_per_square_inch ModelName : Check Valve Assembly ModelNumber : 7QQ-FER-20420 NumberOfItems : 2 NumberOfLithiumMetalCells : 1 NumberOfPorts : 2 PackageLevel : unit PartNumber : 7QQ-FER-20420 ProductDescription : plastic micro diaphragm check valve Specifications: Total length: 38mm/1.49 inch Diameter: 6mm(1/4inch) Shell Material: PVDF Diaphragm Material: VITON Colour: White Opening pressure: ≤0.5 Kpa Maximum back pressure: 200Kpa