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 5920-01-379-5392
NSN 5996-01-388-1275
NSN 4140-01-181-9669
NSN 6220-01-131-9997
NSN 6645-01-502-3068
NSN 5905-00-763-7624
NSN 5905-00-351-2830
NSN 5920-01-423-7669
NSN 5920-00-435-5404
NSN 5910-00-105-0072
NSN 5935-01-542-7840
NSN 6220-01-255-0258