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 5990-01-548-5979
NSN 5998-00-795-7644
NSN 5855-00-160-2286
NSN 5998-01-330-1045
NSN 5945-01-346-8604
NSN 5835-00-470-4295
NSN 5915-00-343-6814
NSN 5945-00-354-2831
NSN 5960-00-831-8683
NSN 5935-01-463-9021
NSN 2925-01-440-9912
NSN 6685-00-469-4520