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 6150-01-055-7545
NSN 6220-01-500-4516
NSN 5855-01-656-6808
NSN 6610-01-521-4974
NSN 5960-01-460-0115
NSN 5999-00-468-4150
NSN 6135-01-278-9717
NSN 5950-01-521-1127
NSN 6220-01-502-8991
NSN 6130-00-862-7093
NSN 4140-01-135-4617
NSN 6220-01-092-8959