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 6135-01-608-3470
NSN 4140-01-563-7656
NSN 5998-01-094-0831
NSN 5975-01-460-0942
NSN 6145-00-426-5124
NSN 5985-01-618-9042
NSN 6105-01-174-9582
NSN 5965-01-142-1807
NSN 6320-01-406-6098
NSN 5855-01-582-4594
NSN 4140-00-618-8855
NSN 6150-01-612-5061