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 4140-01-509-7055
NSN 5915-01-470-3682
NSN 6610-01-549-8006
NSN 6320-01-441-2438
NSN 5895-00-036-3960
NSN 5998-00-434-3294
NSN 5965-01-528-0257
NSN 5950-00-236-8324
NSN 6110-00-972-6005
NSN 5998-00-855-7122
NSN 4140-01-146-4474
NSN 5975-00-823-0054