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 4140-01-485-0439
NSN 5920-00-499-4434
NSN 5996-01-652-4042
NSN 5895-00-717-8878
NSN 5999-00-913-1280
NSN 6620-01-566-1142
NSN 5975-01-254-2851
NSN 5996-00-248-7061
NSN 6135-00-962-4111
NSN 5945-01-426-8348
NSN 5996-00-665-2869
NSN 4140-00-594-4452