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 5996-00-319-1820
NSN 5998-01-198-6378
NSN 5965-01-328-7979
NSN 5950-00-376-9739
NSN 6135-01-422-1440
NSN 5855-01-187-2293
NSN 5920-00-954-7270
NSN 5965-00-509-9926
NSN 4140-00-225-8586
NSN 6110-01-033-3047
NSN 6135-01-572-3296
NSN 6220-01-538-7194