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 4140-01-110-1980
NSN 5930-01-559-8444
NSN 4140-01-280-0567
NSN 6240-01-060-6037
NSN 5915-00-689-6872
NSN 5925-00-144-0482
NSN 5960-01-375-1905
NSN 6620-01-612-6360
NSN 5935-00-272-9471
NSN 5920-00-533-8024
NSN 5935-01-403-2844
NSN 5910-01-251-0461