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 6645-01-315-6256
NSN 5925-01-608-6858
NSN 5835-00-725-2087
NSN 5975-01-370-8524
NSN 6145-01-294-2303
NSN 6610-00-207-3631
NSN 6650-01-146-5000
NSN 5895-00-964-8989
NSN 5925-01-488-6619
NSN 5985-01-548-9573
NSN 5895-01-338-4905
NSN 5998-00-055-5379