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 5950-01-378-5451
NSN 6130-01-239-9831
NSN 5855-01-519-2933
NSN 5905-00-172-4922
NSN 4140-00-616-1347
NSN 5990-01-200-7460
NSN 4140-01-325-5422
NSN 2925-00-701-9991
NSN 5905-01-242-4836
NSN 6105-01-567-0810
NSN 5998-00-786-2267
NSN 5990-00-005-5215