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 6220-01-157-9062
NSN 5920-01-157-9471
NSN 5905-00-028-9526
NSN 5960-01-119-1288
NSN 5960-01-503-0362
NSN 6135-01-134-7222
NSN 5925-00-846-2234
NSN 5835-00-283-3616
NSN 5835-01-559-3824
NSN 5930-01-062-8683
NSN 6650-01-340-6720
NSN 6135-01-548-1423