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 5990-01-632-0969
NSN 5960-00-467-1692
NSN
NSN 6650-01-318-1829
NSN 5925-01-490-2649
NSN 7035-01-612-8091
NSN 5996-00-925-1953
NSN 7035-01-512-1826
NSN 5895-01-230-8181
NSN 6110-00-001-8091
NSN 6150-01-383-8513
NSN 5905-01-645-5863