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 5990-01-212-2037
NSN 6685-01-534-3725
NSN 5930-01-316-6715
NSN 6110-01-558-9988
NSN 6220-00-141-0268
NSN 5835-00-113-6090
NSN 5915-00-156-7877
NSN 6220-00-455-2414
NSN 6645-01-413-8003
NSN 5920-01-389-0973
NSN 5998-00-371-4424
NSN 6110-01-556-3659