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 5998-00-703-0721
NSN 5855-00-832-9341
NSN 5895-01-440-8722
NSN 4140-01-130-5474
NSN 6150-00-221-6684
NSN 2925-00-592-2819
NSN 6220-01-581-3564
NSN 5985-00-435-2827
NSN 5930-01-268-6004
NSN 5996-00-159-1056
NSN 5996-01-619-4479
NSN 6110-01-526-2197