A disc gasket is a solid round seal cut to your exact diameter — the simplest and most common gasket shape. We laser-cut custom disc gaskets in any material to a clean, burr-free edge with no minimum order, and ship within 24 hours. Dimensions You Enter for a Disc Gasket Outer diameter The full width of the disc Thickness 1/16", 1/8", 3/16", or 1/4" Material Any elastomer or fiber in the configurator Available in every material we stock — neoprene, silicone, EPDM, Buna-N, Viton, PTFE, cork, and fiber. Additional specs on request. Common Disc Gasket Applications End caps and blanking plates Flange-face and port covers Instrument and gauge seals Speaker and enclosure gaskets Sight-glass and lens seals Disc Gasket FAQs What is a disc gasket?A disc gasket is a solid circular gasket with no center hole, cut to a specified outer diameter. It is used to cover or seal a round opening or flange face.What size disc gaskets can you cut?We cut disc gaskets to virtually any diameter you enter in the quote tool, in your choice of material and thickness, with no minimum order. Enter your dimensions in the quote tool above for an instant price on custom disc gaskets from Fastest Gaskets — no minimum order, ships in 24 hours. {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"What is a disc gasket?","acceptedAnswer":{"@type":"Answer","text":"A disc gasket is a solid circular gasket with no center hole, cut to a specified outer diameter. It is used to cover or seal a round opening or flange face."}},{"@type":"Question","name":"What size disc gaskets can you cut?","acceptedAnswer":{"@type":"Answer","text":"We cut disc gaskets to virtually any diameter you enter in the quote tool, in your choice of material and thickness, with no minimum order."}}]}