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 4140-01-386-5630
NSN 6145-00-735-1799
NSN 6105-00-505-1173
NSN 6145-00-500-5161
NSN 5910-01-040-4034
NSN 5855-00-477-9943
NSN 5855-01-149-4110
NSN 6610-01-337-9434
NSN 5965-01-043-5295
NSN 6145-00-087-2461
NSN 5996-00-351-2369
NSN 6685-01-317-1569