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 5920-01-219-7973
NSN 5975-01-124-9966
NSN 5965-01-362-9609
NSN 4140-01-500-1187
NSN 6110-01-521-1680
NSN 6220-01-202-7951
NSN 6645-00-451-6462
NSN 5925-01-155-3721
NSN 6130-01-416-3796
NSN 5990-01-100-1840
NSN 6105-00-917-8187
NSN 7035-01-648-5169