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 5930-01-043-5331
NSN 5945-00-456-0275
NSN 6620-01-078-6372
NSN 5999-00-553-9831
NSN 6620-01-384-2105
NSN 5998-01-464-9929
NSN 5945-01-585-9974
NSN 5999-01-512-2703
NSN 6240-01-490-2554
NSN 6650-00-074-2445
NSN 6240-00-239-8295
NSN 5960-01-077-4553