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 4140-00-045-8117
NSN 5855-01-223-0833
NSN 5910-00-933-7967
NSN 5945-00-152-4862
NSN 6145-01-117-9500
NSN 5895-01-350-8731
NSN 6645-01-580-3258
NSN 6620-01-118-2337
NSN 6145-01-518-7073
NSN 5915-01-031-6810
NSN 5998-01-334-6558
NSN 5905-01-598-3009