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 4140-00-488-9468
NSN 5975-00-489-2767
NSN 6620-01-036-6687
NSN 6130-00-480-7813
NSN 5945-00-905-5749
NSN 5910-01-401-5279
NSN 7035-01-347-4429
NSN 6110-01-242-9765
NSN 6135-00-866-2311
NSN 5990-01-093-1877
NSN 6610-00-144-7036
NSN 4140-00-368-4261