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 5920-00-251-0534
NSN 6110-01-571-2580
NSN 5965-01-173-9106
NSN 5910-01-629-1905
NSN 5935-01-048-3664
NSN 6320-01-627-1594
NSN 5945-01-400-5928
NSN 6650-00-767-4312
NSN 5975-01-106-7836
NSN 6145-00-553-8196
NSN 5950-00-419-0232
NSN 4140-01-141-4473