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 5935-01-133-3941
NSN 6110-00-596-9124
NSN 2925-00-540-9918
NSN 5996-00-905-0844
NSN 4140-01-441-9170
NSN 5930-01-157-4636
NSN 6650-01-308-7284
NSN 5855-01-130-1501
NSN 4140-01-133-6446
NSN 4140-01-068-3500
NSN 5835-01-004-1495
NSN 2925-01-508-4138