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 5999-00-553-0405
NSN 4140-01-139-0141
NSN 5965-01-216-8217
NSN 6135-00-271-0407
NSN 2925-00-278-9468
NSN 6130-00-655-3084
NSN 6105-01-591-9887
NSN 5915-00-408-3329
NSN 7035-01-182-1086
NSN 6110-01-592-3017
NSN 5835-01-228-0178
NSN 5930-00-236-0332