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 4140-00-886-1710
NSN 2925-00-467-7150
NSN 6135-00-269-5843
NSN 5965-01-110-9102
NSN 5990-01-658-9964
NSN 5945-01-431-8124
NSN 4140-00-802-8080
NSN 6685-01-502-2399
NSN 5990-01-503-9804
NSN 5960-01-104-7839
NSN 6110-01-249-5038
NSN 6645-00-097-9269