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 5960-01-563-0020
NSN 6320-00-994-0179
NSN 6320-01-082-2970
NSN 5998-00-541-8792
NSN 2925-00-924-7745
NSN 5925-01-123-2828
NSN 5999-00-509-1076
NSN 6130-01-193-7934
NSN 5855-01-522-6242
NSN 4140-00-519-2781
NSN 6150-01-619-6457
NSN 7035-01-049-6776