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 5975-01-310-8848
NSN 5965-00-951-9961
NSN 6220-01-164-3982
NSN 5835-01-229-6964
NSN 6645-00-253-9617
NSN 5905-00-130-6653
NSN 5910-01-633-9963
NSN 5920-01-337-2343
NSN 5935-00-905-6986
NSN 6105-00-280-2808
NSN 5960-01-461-1384
NSN 6135-00-932-3136