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 5930-01-048-3321
NSN 6645-00-805-0066
NSN 6150-00-683-5349
NSN 4140-01-052-5221
NSN 5990-00-184-5750
NSN 6650-00-933-3250
NSN 6220-00-838-2231
NSN 6650-01-162-5882
NSN 5998-01-026-6083
NSN 2925-01-090-2391
NSN 6220-01-558-8594
NSN 6650-00-678-5627