DescriptionO ring kit for gasket fuel resistant faucet plumbing assorted sealing washer, piece repair nitrile butadiene rubber, used in many sectors, such as the fields of hydraulics, pneumatics, vacuum applications, the fittings industry, the automotive industry, and in plant and mechanical engineering.Features- Color: Black. - Material: Rubber. - Size: 1.80 x 1.80 x 0.30cm/ 0.71 x 0.71 x 0.12 inch. - Made of nitrile rubber, it can avoid thread sealing leakage. - The product suitable for propane adapters, pipe connectors, elbow sealing material. - Thissealing ring gasket is suitable for water, oil and propane natural gas application. - Provides sealing and prevents leaking for a wide range of applications such as plumbing, machinery, hydraulic and pneumatic repairs and much more. - Excellent oil and UV resistance, and flexible ring, simply snap on, easy to install.