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 6620-01-436-3502
NSN 6150-00-478-1929
NSN 5985-01-579-3450
NSN 5960-00-268-3200
NSN 2925-01-556-0333
NSN 6150-01-083-9425
NSN 6110-01-430-7238
NSN 5930-00-133-9686
NSN 5905-01-039-8357
NSN 6150-01-324-8610
NSN 6610-01-527-0922
NSN 4140-01-400-0643