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 5920-00-366-0111
NSN 5990-00-835-1582
NSN 6130-01-435-5105
NSN 5990-01-588-3999
NSN 5950-00-155-1049
NSN 6650-00-001-9473
NSN 6110-01-421-1777
NSN 5998-00-752-1162
NSN 5960-01-421-8175
NSN 5990-01-137-8722
NSN 6220-00-446-7626
NSN 5960-01-335-6969