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 4140-00-933-9401
NSN 5930-01-373-6060
NSN 6130-00-106-3557
NSN 6110-01-167-2965
NSN 4140-00-060-4052
NSN 6110-00-862-6407
NSN 5915-00-116-2766
NSN 6620-01-560-6933
NSN 5945-01-331-1613
NSN 4140-01-318-9954
NSN 5990-00-140-4559
NSN 5998-01-419-5971