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 5990-01-498-0641
NSN 5996-01-515-6895
NSN 4140-01-178-9391
NSN 5835-00-198-4936
NSN 2925-00-203-8735
NSN 2925-00-408-9829
NSN 6645-01-246-2725
NSN 5996-01-472-2112
NSN 6130-01-304-1650
NSN 7035-01-451-1618
NSN 5960-01-448-3497
NSN 5910-00-911-8073