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 5835-01-493-1826
NSN 5990-00-104-4903
NSN 6240-00-062-3642
NSN 5835-01-470-2157
NSN 5905-00-802-8689
NSN 6320-00-809-5744
NSN 6645-01-289-2950
NSN 5999-01-068-0052
NSN 5985-01-362-0393
NSN 6320-01-115-4404
NSN 6685-00-682-0907
NSN 6135-01-627-6921