M6x1.00 to M18x1.50 Tap, Metric Coarse, Metric Fine, NPT, UNC, UNF, Tap and Die Set - Carbon Steel, Carbon Steel Taps, Adjustable, 110 Piece Set with Metal Case
1/8" Thick, Round Cross Section, Shore 70, -40 to 250°F Buna-N, also known as nitrile rubber (NBR), is made of a synthetic rubber that has anti-microbial properties and is resistant to chemicals, oils, solvents, greases and petroleum-based fluids. It is resistant to abrasions, cuts, punctures, slashes and snags.|Round cross-section shapes can be used in both static and dynamic applications. They are used as a mechanical seal or gasket and are seated in a groove and compressed during assembly between two or more parts.