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 5935-01-193-7954
NSN 6220-01-138-1622
NSN 5975-01-497-6895
NSN 6240-00-603-6662
NSN 6135-00-269-5843
NSN 6110-00-465-2375
NSN 6135-01-633-8502
NSN 6135-00-583-3966
NSN 2925-00-520-9546
NSN 5835-00-943-2763
NSN 5998-01-649-8230
NSN 6320-01-338-5950