Sanitary Clamped (Tri-Clamp) Gaskets form an integral part of the sanitary process pipeline. Since they do see product contact hygienic product materials are a must. Sanitary Clamp Connection Gaskets are molded to precise and consistent dimensions and compression. The gaskets are molded from materials that conform to FDA, USDA and 3A requirements. Sanitary Clamp Gaskets are available in many different materials; Buna N, EPDM, Viton, and Silicon are a few of the more common gasket materials used by industry.