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 5930-00-476-4973
NSN 5990-00-752-2126
NSN 4140-01-491-8664
NSN 5835-01-501-0526
NSN 5895-01-135-7379
NSN 2925-01-649-7543
NSN 6320-01-296-3181
NSN 6650-01-619-9986
NSN 6105-00-984-8761
NSN 6645-00-650-3405
NSN 4140-00-381-4563
NSN 5985-00-078-1558