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 5905-01-198-3881
NSN 5985-01-009-1237
NSN 6320-00-731-6134
NSN 5960-00-692-2887
NSN 4140-01-133-9011
NSN 6320-01-046-5228
NSN 6145-01-264-0270
NSN 6130-01-220-7847
NSN 6150-01-220-5601
NSN 5945-01-604-8344
NSN 5835-01-024-3653
NSN 6220-01-037-0383