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 4140-00-456-2268
NSN 6135-00-819-8074
NSN 5925-01-092-6395
NSN 6320-01-470-6826
NSN 6650-01-467-7454
NSN 5835-00-973-6828
NSN 5996-01-328-3254
NSN 5835-01-158-6878
NSN 5985-01-155-0886
NSN 6650-01-452-1167
NSN 5950-01-449-1358
NSN 6135-01-447-3086