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 6145-01-131-7671
NSN 6110-01-542-5027
NSN 6135-01-124-2376
NSN 5920-00-189-0858
NSN 5975-01-063-8749
NSN 5920-01-227-1877
NSN 5915-00-753-7553
NSN 5975-00-761-2834
NSN 5965-01-239-4034
NSN 5910-01-499-6720
NSN 6110-01-555-8143
NSN 5945-01-528-8295