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 4140-01-276-5288
NSN 5930-01-462-6816
NSN 5920-01-586-5810
NSN 2925-00-391-0331
NSN 6110-01-534-1523
NSN 5920-00-518-3208
NSN 5950-01-575-8309
NSN 5950-00-573-8495
NSN 5985-01-549-6744
NSN 5960-00-136-7046
NSN 5975-00-151-7263
NSN 5835-00-351-9459