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 5990-01-419-0661
NSN 5965-00-170-5254
NSN 5998-00-633-5169
NSN 6645-01-400-2119
NSN 5935-01-124-7318
NSN 6150-00-449-7862
NSN 4140-01-379-8349
NSN 6240-01-227-4178
NSN 6240-01-385-7079
NSN 5905-01-326-3390
NSN 5996-01-648-0405
NSN 5920-00-238-6491