Silicone O-rings find application in a wide range of industries including automotive, plumbing, manufacturing, and more. They are primarily used for sealing purposes in machinery, equipment, pipes, faucets and fittings to prevent leaks of fluids or gases.SpecificationColor: WhiteMaterial: SiliconeHardness: 50AOperation Temperature Range: -22 to 392 / -30°C to 200°COutside Diameter: 20mm / 0.79 inch;Inner Diameter: 17mm / 0.67 inch;Cross-Section Diameter: 1.5mm / 0.06 inch;Package Content: 40Pcs x Seal O-RingsAdvantagesThis sealing O-ring is made of durable silicone material, which has excellent flexibility, allowing it to adapt to different shapes. The silicone elastomer has good waterproof properties, ozone resistance, insulation, and maintains flexibility at high and low temperatures.InstructionThe sealing gasket's cross-section is circular and round. Simple to use and easy to repair or replace.Note: Please ensure the required size and material before making a purchase, and install it in the correct position.