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 6145-00-663-6133
NSN 5990-01-191-1772
NSN 6130-01-601-6051
NSN 6685-01-242-2187
NSN 5990-00-321-8459
NSN 6135-00-377-9165
NSN 6620-01-036-2983
NSN 5960-00-822-9519
NSN 5835-00-870-7034
NSN 5945-01-380-3603
NSN 5998-00-350-8511
NSN 5835-01-447-2544