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 5920-00-174-1657
NSN 5925-01-363-1365
NSN 4140-01-496-4109
NSN 6645-01-501-0576
NSN 6645-01-109-7029
NSN 5965-01-472-3664
NSN 6135-00-377-9165
NSN 6105-00-265-7545
NSN 6240-00-225-1627
NSN 6650-00-294-0881
NSN 5960-00-968-4324
NSN 6610-00-557-5896