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 5990-01-088-4085
NSN 5965-00-217-2476
NSN 5985-00-909-3902
NSN 6220-00-511-8214
NSN 6110-00-080-2767
NSN 6110-01-400-4207
NSN 6620-01-646-0105
NSN 6685-01-357-6358
NSN 5996-01-462-0112
NSN 5855-01-372-9728
NSN 6620-01-647-1393
NSN 5855-01-658-4510