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 4140-00-210-0552
NSN 6620-00-581-8984
NSN 7035-01-577-0003
NSN 5855-00-408-2611
NSN 6240-01-227-4178
NSN 6620-01-630-3494
NSN 6650-00-707-1417
NSN 6220-01-041-0628
NSN 5915-00-015-2815
NSN 5960-00-086-4882
NSN 6150-00-314-0728
NSN 6610-01-248-4339