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 4140-00-365-2531
NSN 5985-00-012-0286
NSN 6105-01-453-5205
NSN 5960-00-672-3836
NSN 5895-00-393-2512
NSN 6320-00-082-5868
NSN 6145-01-563-9135
NSN 6110-01-383-4709
NSN 6110-01-569-9097
NSN 5998-01-633-2484
NSN 4140-01-170-7617
NSN 5835-01-055-5418