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 5930-00-548-9263
NSN 2925-01-134-9175
NSN 4140-01-201-7960
NSN 6135-00-145-8884
NSN 5960-01-388-1988
NSN 5998-01-063-4759
NSN 5965-00-150-1144
NSN 6645-00-616-1289
NSN 5990-01-501-5409
NSN 6135-01-502-8771
NSN 6620-01-468-0362
NSN 6610-00-682-6215