Sign In Shopping Cart (0) Quotes (0) Express Ordering All Categories > Weld Fittings, Piping, Gaskets, & Pipe Sealants > Grooved Couplings, Gaskets and Nipples > Gaskets Gaskets Request Information Gaskets gaskets-1 Allegheny Coupling Fluorelastomer (Green) Gaskets Allegheny Coupling Fluorelastomer (Green) Gaskets (5) Grooved Coupling Gaskets. Standard Buna Gaskets Standard Buna Gaskets (6) Grooved Coupling Gaskets Dixon Viton®-B Gaskets Dixon Viton®-B Gaskets (3) Grooved Coupling Gaskets