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 6650-00-992-4540
NSN 4140-00-256-1471
NSN 5996-01-309-8094
NSN 5920-01-099-2921
NSN 5950-00-913-5996
NSN 5999-00-925-4361
NSN 5960-01-380-0885
NSN 5905-00-202-5772
NSN 5835-01-394-7589
NSN 6110-01-406-2635
NSN 6650-00-242-7961
NSN 5920-00-290-1844