Specification Brand : Hyuduo BulletPoint1 : The check valve has high hardness, not easy to be deformed or damaged, and has a high safety factor. BulletPoint2 : High quality materials, sturdy and to use, reusable, and long service life. BulletPoint3 : We hope you have a good shopping experience.Please feel to us at first if there is any problem, and we are always here to support you. BulletPoint4 : This check valve is a great replacement for the old or broken check valve of your air compressor. BulletPoint5 : Wide range of uses, easy installation and replacement, suitable for air compressors, etc. BulletPoint6 : This is an O.E.M. Part. Color : White ExteriorFinish : Plastic ExteriorFinish1 : Stainless Steel ExteriorFinish2 : Silver ExternallyAssignedProductIdentifier : 6942343315578 ExternallyAssignedProductIdentifier1 : 7500361118022 ExternallyAssignedProductIdentifier2 : 07500361118022 GpsrSafetyAttestation : 1 IncludedComponents : Check Valve ItemName : Non Return Valve, Brass Air Compressor Check Valve 2 Port Swing Check Valve Backflow Prevention Brass Air Compressor, Air Compressor Accessories ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 4 centimeters ItemPackageQuantity : 2 ItemTypeKeyword : industrial-check-valves Manufacturer : Hyuduo Material : Brass ModelName : Hyuduohgw57pksvm ModelNumber : Hyuduohgw57pksvm MountingType : Transom Mount NumberOfItems : 1 NumberOfPorts : 6 OperationMode : Hydraulic PartNumber : Hyuduohgw57pksvm ProductDescription : Specification: Item Type: Check Valve Product Alias: Non-return Valve Material: Brass Thread Size: 1/2x3/8 Scope of Application: Air pump accessories, Silent oil- air compressor Purpose: Used to prevent reverse of oil in hydraulic systems, or prevent reverse of compressed air in pneumatic systems