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 6145-01-227-7792
NSN 6145-00-730-3933
NSN 6220-01-567-4386
NSN 6150-01-578-6358
NSN 5985-01-048-6192
NSN 5905-01-065-2449
NSN 5925-00-249-1287
NSN 5945-00-823-6156
NSN 5985-01-542-6124
NSN 5990-00-591-0991
NSN 5930-01-113-7551
NSN 5905-01-325-1966