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 5835-00-605-8237
NSN 6130-01-222-0475
NSN 4140-01-553-3349
NSN 6150-00-762-8380
NSN 5996-00-001-2773
NSN 5910-00-944-5367
NSN 6645-01-227-9429
NSN 5965-01-221-8182
NSN 5999-01-556-7931
NSN 6150-00-553-1047
NSN 5960-00-521-9719
NSN 5975-01-027-4079