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 6240-01-497-7901
NSN 6645-01-226-2766
NSN 5945-00-946-6579
NSN 6650-00-197-7563
NSN 5990-01-221-6361
NSN 5930-00-329-4403
NSN 6145-00-553-8196
NSN 6610-01-370-3886
NSN 5915-01-040-4506
NSN 6105-01-642-0914
NSN 6240-01-501-1267
NSN 6150-01-412-6745