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 5999-00-518-1007
NSN 5920-01-425-2754
NSN 5925-00-204-0314
NSN 4140-01-457-3398
NSN 5855-00-089-3974
NSN 6135-00-613-1068
NSN 6685-01-634-0611
NSN 5925-00-135-0208
NSN 5996-01-164-8266
NSN 4140-01-406-5344
NSN 6135-01-432-2785
NSN 4140-00-627-1437