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 4140-01-451-5521
NSN 5910-00-351-8768
NSN 5895-01-496-2729
NSN 5835-00-104-8944
NSN 5835-00-351-9459
NSN 5925-01-290-5630
NSN 5910-00-660-9464
NSN 5996-01-285-2353
NSN 5915-01-628-0180
NSN 6620-00-239-6153
NSN 5920-01-463-8210
NSN 6650-00-056-1581