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 5835-01-398-3859
NSN 5920-01-358-3158
NSN 4140-00-122-0593
NSN 5999-01-257-0207
NSN 5960-01-041-3048
NSN 5920-00-629-0442
NSN 5975-00-065-8289
NSN 5996-01-246-0078
NSN 5998-01-069-1029
NSN 5999-01-021-0373
NSN 4140-01-333-6052
NSN 5920-01-361-8835