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 4140-01-490-7747
NSN 5930-00-556-7752
NSN 5925-01-441-0984
NSN 6320-01-449-1014
NSN 5925-00-348-3591
NSN 6105-01-526-6140
NSN 6135-00-461-3590
NSN 5999-01-490-3272
NSN 6650-01-431-9625
NSN 5925-01-262-0759
NSN 6620-01-600-7483
NSN 5998-01-016-5023