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 6320-01-607-1491
NSN 6240-01-595-3594
NSN 5960-00-502-6708
NSN 6105-01-375-3197
NSN 5920-01-131-8371
NSN 5985-00-786-2321
NSN 6105-00-061-9576
NSN 5990-01-084-8330
NSN 6685-01-610-2892
NSN 5920-01-576-7536
NSN 6220-01-157-2930
NSN 5835-01-424-0054