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 5985-00-788-1207
NSN 4140-01-012-2460
NSN 5998-00-359-3652
NSN 5965-01-534-9961
NSN 6150-00-542-6679
NSN 7035-01-364-0286
NSN 5905-01-037-9673
NSN 6145-01-043-8139
NSN 6130-01-502-6729
NSN 6620-01-158-9412
NSN 6135-00-100-0485
NSN 6110-01-415-3542