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 4140-01-475-6839
NSN 5945-01-055-3571
NSN 5920-01-561-0738
NSN 5960-01-426-4242
NSN 6650-01-630-3410
NSN 5935-01-597-3391
NSN 5920-00-042-9165
NSN 6105-00-153-0238
NSN 6620-01-421-3917
NSN 5855-00-427-7848
NSN 6105-00-099-8818
NSN 5835-01-529-3050