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 5999-01-386-1147
NSN 6145-00-862-7069
NSN 5975-01-344-4950
NSN 5950-01-268-1573
NSN 5965-00-900-8102
NSN 6150-01-156-6635
NSN 5920-00-803-3290
NSN 6240-01-069-2688
NSN 2925-00-596-9775
NSN 6105-00-075-5977
NSN 4140-01-300-6897
NSN 2925-01-331-5039