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 5960-01-406-4136
NSN 5998-01-422-1385
NSN 6620-01-520-7843
NSN 6610-01-534-7683
NSN 5905-01-506-9949
NSN 5945-01-365-0754
NSN 4140-01-015-2727
NSN 5915-00-909-1491
NSN 5990-00-001-1766
NSN 5998-00-472-0077
NSN 5960-01-003-8480
NSN 2925-01-297-2315