Specification Brand : uxcell BulletPoint1 : [Size] - 27mm Outside Diameter, 20.8mm Inner Diameter, 3.1mm Cross-Section Diameter BulletPoint2 : [Hardness] - 50 Durometer (Shore Hardness) for resistance to penetration BulletPoint3 : [VMQ] - Standard silicone with a wide temperature range from -22℉ (-30℃) to 392℉ (200℃) BulletPoint4 : [Application] - Can be used for travel mug cup lids, espresso coffee maker and weldless fitting for brewing BulletPoint5 : [Application] - Widely used for Hydraulics and Pneumatics sealing, pressure valve, gas compressor, reaction valve, heat exchanger, boiler, filter, automobile mechanical ItemName : uxcell Silicone O-Ring, 27mm Outside Diameter, 20.8mm Inner Diameter, 3.1mm Width, VMQ Seal Rings Sealing Gasket Red, 10PCS ItemPackageDimensions_Height : 13.7 centimeters ItemPackageDimensions_Length : 1.4 centimeters ItemPackageDimensions_Width : 9.9 centimeters ItemPackageQuantity : 10 ItemTypeKeyword : o-ring-seals Manufacturer : uxcell Material : Silicone ModelNumber : a18032800ux0116 PartNumber : a18032800ux0116 ProductDescription : 1. This silicone O-ring is red in color, round in shape, has a durometer of 50, and is designed for use in a wide variety of sealing applications. 2. Can be used across a wide temperature range from -22℉ (-30℃) to 392℉ (200℃) 3. 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. 4. This silicone O-ring has good resistance to ozone, weather, , 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. It is an ideal solution for sealing application where there are high temperatures and corrosive liquids or gases involved. 5. Silicone O-rings widely used for mechanical sealing, pressure, gas compressor, reaction, heat exchanger, boiler, filter, automobile, electrical appliance and other fields.