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 6150-01-355-5054
NSN 5915-01-651-0461
NSN 5950-00-097-4085
NSN 6610-00-986-2095
NSN 5960-01-200-4621
NSN 6620-01-026-7371
NSN 5920-00-913-0475
NSN 5945-01-176-3600
NSN 5998-00-984-6047
NSN 5965-00-782-8920
NSN 6320-00-925-0558
NSN 6220-01-542-4671