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 4140-01-565-3311
NSN 6320-00-456-2092
NSN 7035-01-381-7622
NSN 5996-00-091-0254
NSN 5960-01-195-2166
NSN 5985-00-417-0532
NSN 6620-01-101-4408
NSN 6620-01-207-0667
NSN 5999-00-417-4115
NSN 5925-01-062-4831
NSN 6130-01-017-7408
NSN 6240-01-338-0081