35x25x5mm Nitrile Rubber O-Rings 10 Pieces Round Black

35mm x 25mm x 5mm Nitrile Rubber O-Rings Round Sealing Washers. Repair oil leaks, hydraulic oil and waste water. Nitrile O-rings are one of the most commonly used sealing elastomers due to their resistance to petroleum-based fuels and lubricants. For kitchens, bathrooms, car engines, pressure washers and plumbing. Not recommended for applications in engines that produce ozone, welding equipment or exposure to sunlight.