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 5985-00-904-0227
NSN 5998-01-489-1585
NSN 5998-01-323-2635
NSN 5990-01-489-0366
NSN 5999-01-596-1395
NSN 4140-01-600-5651
NSN 5895-01-310-5798
NSN 6145-01-093-5259
NSN 5905-00-846-2800
NSN 5960-00-577-6186
NSN 5990-00-521-2980
NSN 6650-00-981-1336