Specification Brand : FOCMKEAS BulletPoint1 : 【SIZE】 15 different metric sizes from 6mm O.D. to 20mm O.D.(Size detail pls ref to the pics). 225 pieces o-rings with separated clear plastic storage case. BulletPoint2 : 【MATERIAL】The O ring is made by nontoxic silicone with smooth surface, safe and environmentally friendly, and without smell. 50A shore hardness, antistatic, good elasticity, waterproof, temperature,ozone and aging resistance, good sealing performance, and can be insulated. Great temperature resistant performance: -30℃ (-22℉) to 200℃ (392℉). BulletPoint3 : 【MEDIUM RESISTANCE】It has good resistance to detergent, salt water, engine and transmission oil, non-petroleum brake fluid, hydraulic fluids that resist fire, vegetable and animal oils, and high molecular weight chlorinated aromatic hydrocarbons. BulletPoint4 : 【FEATURE】Silicone O rings round in cross-section to provide a seal between cylindrical overlapping surfaces, and are commonly seen in engines, flanges, valves, pipe and various cylinders. BulletPoint5 : 【APPLICATION】Widely used for Hydraulics and Pneumatics sealing, pressure valve, gas compressor, reaction valve, heat exchanger, boiler, filter, mechanical,boiler, filter, blender, coffee machine, plumbing, automotive, mechanical keyboards, household electrical appliance, electronic instruments etc. Color : White CustomerPackageType : Standard Packaging ExteriorFinish : Copper ExternallyAssignedProductIdentifier1 : 791564540636 ExternallyAssignedProductIdentifier2 : 0791564540636 GpsrSafetyAttestation : 1 ItemName : FOCMKEAS Silicone Rubber O-Ring Assortment Kit 225 Pieces 15 Sizes Metric VMQ Sealing Gasket Set for Wide Variety of Sealing Applications, White ItemPackageDimensions_Height : 20.6 centimeters ItemPackageDimensions_Length : 3.2 centimeters ItemPackageDimensions_Width : 14.8 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : o-ring-seals Manufacturer : FOCMKEAS Material : VMQ MetalType : Copper ModelNumber : VMQ White NumberOfItems : 25 NumberOfPieces : 225 PackageLevel : unit PartNumber : VMQ White ProductDescription : O-rings commonly provide a pressure and fluid seal between cylindrically shaped, overlapping mating surfaces and are commonly seen in engines, faucets, flanges, valves, and various cylinders. They are circular in shape, with a round cross section and a hole in the center, similar to a doughnut. O-rings are available in a lot of sizes, and can be ordered based on required nominal inner diameter (ID), outer diameter (OD), and cross-sectional (CS) diameter. ProductSiteLaunchDate : 2020-11-22T16:21:55.380Z Size : VMQ White SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 31401503 WasherType : Flat