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 4140-00-085-1355
NSN 6135-01-512-8740
NSN 5950-01-122-8898
NSN 6240-00-225-9271
NSN 5999-00-573-2893
NSN 5985-01-039-9326
NSN 6135-00-276-7625
NSN 6130-01-260-4213
NSN 5920-00-496-8006
NSN 5920-01-083-1878
NSN 6650-00-994-1802
NSN 6110-01-215-2080