Nitrile (Buna-N) O-rings
Nitrile, also known as Buna-N, is the most popular elastomer. More than half of all sealing needs can be met with Nitrile. O-ring Warehouse provides both 70-durometer and 90-durometer Nitrile O-rings. Those O-rings are suitable for applications ranging from -30 to 200°F and are recommended for use with crude oil, gasoline, propane, and water. For more information, view our Material Information Sheet.