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 4140-01-633-3631
NSN 5999-01-048-8245
NSN 5835-00-711-3371
NSN 6150-01-546-0276
NSN 7035-01-627-9427
NSN 5965-01-217-0310
NSN 6145-01-315-3878
NSN 5835-00-924-4268
NSN 5960-01-201-5804
NSN 6145-00-941-6461
NSN 6105-00-999-2047
NSN 6110-01-090-0804