Our Bonded Neoprene Washers as sealing gaskets, it creates an airtight seal between a bolt or screw and a hard surface. Also acts as cushioning washers to prevent damage from vibration. Widely used in electrical equipment, industrial machinery, construction, vehicle and ship accessories, etc.SpecificationColor: Black, SilverMaterial: 304 Stainless Steel, RubberInside Diameter: M4.2=4.2mmOutside Diameter: 12mmWasher Thickness: 2.5mmStainless Steel Thickness: 0.5mmRubber Thickness: 2mmPacking List: 50 x 304 Stainless Steel EPDM Bonded Sealing Neoprene Rubber WashersAdvantageOne side is neoprene, the other is 304 stainless steel. Not easy to rust, moisture-proof, waterproof, anti-oxidation, weather-resistant, corrosion-resistant, acid and alkali-resistant. It can play a good sealing and buffering role.
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