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 6220-01-183-4206
NSN 6105-01-518-7741
NSN 6320-00-546-9249
NSN 5945-01-170-4290
NSN 6645-01-382-0292
NSN 5905-01-203-1472
NSN 2925-01-261-0701
NSN 6645-00-329-2484
NSN 5930-00-277-4704
NSN 6130-00-436-3561
NSN 6220-01-195-0322
NSN 5999-01-471-1118