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 5905-01-617-3551
NSN 2925-01-224-1885
NSN 5915-00-057-8787
NSN 5999-01-500-6580
NSN 6685-01-091-2432
NSN 5945-00-276-9261
NSN 5920-01-448-9208
NSN 6610-01-141-7014
NSN 5930-00-466-2257
NSN 2925-01-535-7235
NSN 6110-01-644-9898
NSN 6240-01-349-8766