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 5990-00-288-1820
NSN 6220-00-276-8681
NSN 6220-00-544-6501
NSN 5910-01-414-6429
NSN 6220-01-285-3304
NSN 6145-01-552-6147
NSN 6620-00-253-6329
NSN 5895-00-900-8511
NSN 5960-00-314-0991
NSN 6645-01-563-2812
NSN 5999-01-032-2044
NSN 6240-01-195-0243