Gaskets & Fittings Harco carries a range of sanitary gaskets and fittings in various materials in-stock for same-day-shipments. Click the links below to browse our range of Gaskets and Fittings. Sanitary Gaskets Sanitary Fittings Need to talk to an expert? Call 1-800-361-5361 or 705-743-5361. Or, email us at sales@harco.on.ca