A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5920-01-358-3158
NSN 4140-01-425-4450
NSN 5855-01-141-5190
NSN 6145-00-465-1641
NSN 5999-01-363-0282
NSN 6620-01-119-3396
NSN 6145-00-725-3625
NSN 5920-01-442-3140
NSN 6110-00-446-1045
NSN 6105-01-487-5072
NSN 4140-01-245-8866
NSN 5945-01-389-0180