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 4140-01-187-1819
NSN 5915-01-223-6411
NSN 6145-00-050-1484
NSN 6220-01-484-4032
NSN 5999-01-008-8723
NSN 6110-01-348-4511
NSN 5975-01-486-0426
NSN 5960-01-399-4327
NSN 5935-01-199-2826
NSN 4140-01-174-0646
NSN 6110-01-005-2190
NSN 5920-01-536-1534