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 4140-00-089-0490
NSN 6650-01-557-4143
NSN 5950-01-353-0235
NSN 6685-01-438-1113
NSN 5996-01-232-0067
NSN 5950-01-219-0777
NSN 6220-01-370-5248
NSN 5920-00-267-3109
NSN 5996-00-141-0288
NSN 6130-01-460-3016
NSN 6135-01-350-2932
NSN 6135-01-296-1860