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 6620-00-286-5721
NSN 5999-00-124-6965
NSN 4140-01-050-9194
NSN 5950-00-931-0986
NSN 5965-00-992-8942
NSN 5935-00-378-9285
NSN 6320-00-823-2015
NSN 5910-00-518-4608
NSN 5835-01-416-6455
NSN 6320-01-204-2922
NSN 5985-01-160-3694
NSN 6645-01-562-1351