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 6130-01-067-3990
NSN 4140-01-124-0623
NSN 6135-01-394-4160
NSN 5930-01-029-6482
NSN 5905-01-634-0595
NSN 5965-01-515-9326
NSN 5996-01-486-6447
NSN 5915-00-902-5572
NSN 5990-01-091-3567
NSN 5960-00-036-8187
NSN 5996-00-823-8487
NSN 6145-01-546-0282