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 4140-01-660-7943
NSN 6240-01-370-5242
NSN 5835-01-251-2836
NSN 5935-01-574-7525
NSN 5990-00-815-7505
NSN 5935-00-087-9892
NSN 5835-01-108-4980
NSN 6105-01-158-7618
NSN 2925-01-423-8141
NSN 6620-01-248-0358
NSN 5960-01-192-0268
NSN 5975-01-599-2408