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 6220-01-438-9673
NSN 5990-01-027-1869
NSN 5996-00-293-4687
NSN 5915-00-383-1471
NSN 5950-01-043-2012
NSN 5935-00-924-7287
NSN 6645-01-164-7650
NSN 5998-00-814-5272
NSN 6650-01-014-5990
NSN 4140-00-537-6299
NSN 5945-01-646-6921
NSN 6135-00-491-9864