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 6110-01-050-8119
NSN 5960-01-452-1907
NSN 5990-01-050-7535
NSN 5855-00-494-9581
NSN 5965-01-134-8078
NSN 5990-01-242-4493
NSN 4140-00-608-5654
NSN 5998-01-346-6143
NSN 6610-00-587-3260
NSN 6240-00-954-7853
NSN 6240-01-435-4854
NSN 4140-01-436-3442