A rectangular gasket is cut to your exact length and width — the go-to shape for access panels, enclosure lids, and ducts. We laser-cut custom rectangular gaskets in any material with clean edges, no minimum order, shipped within one business day. Dimensions You Enter for a Rectangular Gasket Outer length The longer side Outer width The shorter side Thickness 1/16", 1/8", 3/16", or 1/4" Corners Square or rounded — choose in the configurator Available in every material we stock — neoprene, silicone, EPDM, Buna-N, Viton, PTFE, cork, and fiber. Additional specs on request. Common Rectangular Gasket Applications Access panels and inspection covers Electrical enclosure and junction-box lids HVAC duct and register flanges Battery and equipment cases Control-panel and display seals Rectangular Gasket FAQs What size rectangular gaskets can you cut?Enter any outer length and width in the quote tool and we cut the rectangle to those exact dimensions, with square or rounded corners, in your chosen material.Can rectangular gaskets have rounded corners?Yes — the configurator offers a rounded-corner version so the gasket matches enclosures and panels that use radiused corners. Enter your dimensions in the quote tool above for an instant price on custom rectangular gaskets from Fastest Gaskets — no minimum order, ships in one business day. {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"What size rectangular gaskets can you cut?","acceptedAnswer":{"@type":"Answer","text":"Enter any outer length and width in the quote tool and we cut the rectangle to those exact dimensions, with square or rounded corners, in your chosen material."}},{"@type":"Question","name":"Can rectangular gaskets have rounded corners?","acceptedAnswer":{"@type":"Answer","text":"Yes — the configurator offers a rounded-corner version so the gasket matches enclosures and panels that use radiused corners."}}]}. Large orders may take longer.
