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 6240-01-298-0470
NSN 5950-01-206-4800
NSN 6105-00-609-4160
NSN 6685-00-409-1621
NSN 5915-00-278-5561
NSN 6240-00-233-3481
NSN 5965-00-303-9701
NSN 6650-00-989-1103
NSN 5999-00-639-3447
NSN 5925-00-307-4015
NSN 6620-01-633-8443
NSN 6110-01-049-7986