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 6130-01-549-7521
NSN 4140-00-829-4134
NSN 6110-00-288-4179
NSN 2925-01-603-6379
NSN 5985-01-266-6278
NSN 5855-00-610-4052
NSN 6620-01-292-5072
NSN 2925-01-510-9378
NSN 6645-01-068-6524
NSN 5990-01-100-1840
NSN 5925-00-182-7452
NSN 6110-01-381-0469