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 6610-01-144-4228
NSN 5920-00-977-1290
NSN 6650-00-957-9985
NSN 6610-01-374-6505
NSN 6145-00-033-2997
NSN 6110-00-999-3130
NSN 5935-01-301-0176
NSN 5996-01-499-7913
NSN 5915-01-408-3435
NSN 6150-00-516-8445
NSN 5915-01-046-8139
NSN 5975-00-503-9190