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 6220-00-271-3544
NSN 6240-01-126-9167
NSN 6610-01-498-4063
NSN 6135-00-726-4142
NSN 5975-00-245-2286
NSN 4140-01-596-3857
NSN 5920-01-303-5951
NSN 5985-01-068-9959
NSN 5985-00-583-1158
NSN 4140-01-441-0691
NSN 6240-01-652-6579
NSN 5999-00-062-3056