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 5975-01-439-1713
NSN 4140-01-621-1521
NSN 6650-01-513-2644
NSN 5910-01-538-7326
NSN 6145-01-252-5356
NSN 5855-00-944-0949
NSN 5965-00-028-9646
NSN 6620-00-495-0309
NSN 6240-01-160-8975
NSN 5855-01-323-5394
NSN 5925-00-901-4931
NSN 5985-01-605-2470