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 6650-01-158-5099
NSN 5999-01-526-7178
NSN 5998-01-525-8002
NSN 5945-00-577-0847
NSN 2925-01-097-0903
NSN 5975-00-937-4586
NSN 5935-01-046-1584
NSN 6110-00-905-4858
NSN 6135-00-209-6918
NSN 5925-01-626-4449
NSN 5965-01-119-1898
NSN 6145-00-508-8353