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 6220-01-193-4379
NSN 4140-01-605-8793
NSN 5905-01-257-9753
NSN 5920-00-481-1419
NSN 6320-01-050-1290
NSN 6685-00-708-7352
NSN 5990-00-238-3333
NSN 4140-01-595-0741
NSN 5996-01-308-7987
NSN 6105-01-101-4020
NSN 5975-00-938-2494
NSN 6150-01-035-5527