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 5990-01-570-5471
NSN 5920-01-457-3166
NSN 5998-00-096-4160
NSN 5985-00-584-3795
NSN 5999-01-157-9922
NSN 6145-01-442-0621
NSN 4140-01-389-5902
NSN 6650-01-150-7552
NSN 6135-00-906-0984
NSN 7035-00-495-2137
NSN 6130-01-658-6230
NSN 5920-01-250-8793