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 5835-00-505-2516
NSN 5935-00-884-5847
NSN 5975-01-399-1160
NSN 2925-01-140-8957
NSN 5960-01-255-5580
NSN 5935-00-768-9981
NSN 5985-01-542-7122
NSN 5990-00-269-2226
NSN 6110-00-678-1954
NSN 5990-01-210-5474
NSN 5960-01-441-7047
NSN 5999-00-233-6366