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 4140-00-617-0984
NSN 6150-01-311-8784
NSN 6220-00-152-7114
NSN 6320-01-476-0686
NSN 5960-00-498-9034
NSN 5996-01-445-5528
NSN 6320-01-585-8468
NSN 5998-00-633-5169
NSN 5920-01-619-8819
NSN 5998-00-815-1896
NSN 5996-01-633-7979
NSN 6130-01-410-8529