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 5910-01-633-9963
NSN 5835-01-283-9691
NSN 5920-01-591-4908
NSN 5930-00-762-7268
NSN 5905-01-551-0530
NSN 5998-00-153-3369
NSN 6610-01-407-8144
NSN 5960-01-163-2266
NSN 6220-00-917-8170
NSN 6320-00-459-8973
NSN 2925-01-633-4048
NSN 5915-00-567-2166