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 5925-01-649-1424
NSN 5965-01-023-4965
NSN 6135-00-078-9931
NSN 4140-01-370-4075
NSN 6320-01-216-1678
NSN 5910-01-150-0593
NSN 5925-01-487-2292
NSN 6320-00-394-8458
NSN 6145-01-462-2460
NSN 6650-01-534-3587
NSN 6610-01-061-8466
NSN 6130-00-473-6132