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 4140-01-034-7819
NSN 6650-01-124-4314
NSN 5915-00-203-5860
NSN 5835-01-482-1591
NSN 5905-01-193-7216
NSN 6645-00-634-9317
NSN 2925-01-527-1207
NSN 5905-01-428-9468
NSN 5985-01-137-8861
NSN 6685-00-960-7667
NSN 6145-00-938-6085
NSN 5960-01-349-2773