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 5990-00-724-8812
NSN 5950-00-453-8557
NSN 5998-00-256-9469
NSN 5855-01-580-0645
NSN 6145-01-533-1199
NSN 5996-01-343-9962
NSN 5915-01-464-4926
NSN 5895-01-406-7377
NSN 5920-00-178-1688
NSN 6610-01-261-0648
NSN 6610-00-913-7069
NSN 5975-01-634-0678