Goodridge SS902-09 Stat-O-Seal Sealing Washers, -6 AN
Goodridge Stat-O-Seals are the best sealing washers available. Synthetic rubber O-ring bonded to an aluminum crush washer. Provides the advantages of an O-ring seal, but with the ease of fittings. Will withstand temperatures from -85°F to 450°F.
AN Fitting Thread Chart (GIF)