Specification Brand : Kemtech America BulletPoint : VALVE STRT HI-VAC PTFE 12 BulletPoint1 : Size 0-8mm BulletPoint2 : Stem Material PTFE BulletPoint3 : O-rings Material Viton BulletPoint4 : Country of origin: China IncludedComponents : Valve Plug ItemName : Kemtech America S540008 Synthware High Vacuum Valve Plug, Size 0-8mm, Stem Material PTFE, O-Rings Material Viton ItemPackageDimensions_Height : 12 inches ItemPackageDimensions_Length : 12 inches ItemPackageDimensions_Width : 12 inches ItemPackageQuantity : 1 ItemTypeKeyword : industrial-plug-valves Manufacturer : Kemtech America Material : Viton ModelNumber : S540008 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : S540008 ProductDescription : HIGH VACUUM STRAIGHT VALVES This straight high-vacuum valve is for use in vacuum applications up to 5 x 10-7 Torr. Designed with a precision external thread for fine control Can be used as a bleed up to 1/2 turn Full open position is at 1-1/2 turns Primary seal is made with a FKM o-ring on a tapered seat Non-rotating PTFE shaft can be used continuously at system temperatures of 230 °C or intermittently at 275 °C Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements Bore Range (mm) : 0-12 Shaft O-Ring Size : 112 Tip O-Ring Size : 110 Stem OD (mm) : 16 Case Qty : 1 ProductSiteLaunchDate : 2017-02-08T00:02:29.583Z SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 40141600