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 5905-01-240-4927
NSN 6220-00-257-5183
NSN 5998-00-084-6787
NSN 6650-01-449-2334
NSN 6620-00-551-9948
NSN 5835-01-087-1673
NSN 6130-00-900-4758
NSN 5920-00-922-8493
NSN 6110-01-394-6324
NSN 5920-00-372-5864
NSN 5996-01-459-8590
NSN 6620-00-959-6614