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 5925-01-340-1185
NSN 5945-00-035-9251
NSN 5990-01-124-9063
NSN 6320-01-631-7828
NSN 7035-01-250-5744
NSN 5990-01-434-7913
NSN 5945-01-519-8887
NSN 5935-01-399-8732
NSN 5925-01-467-2117
NSN 5990-01-573-1634
NSN 5960-01-462-1864
NSN 5925-01-496-9925