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 6610-00-186-9180
NSN 5915-01-020-1769
NSN 2925-00-502-3768
NSN 5990-01-200-7460
NSN 5965-01-633-8849
NSN 5998-01-196-4372
NSN 5996-00-440-3296
NSN 5998-01-406-3846
NSN 5998-01-221-0179
NSN 6110-00-827-0086
NSN 5910-01-231-3261
NSN 6240-01-189-0184