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 6650-01-120-6231
NSN 6240-01-245-2291
NSN 4140-00-786-3237
NSN 5990-01-607-3528
NSN 5915-00-276-8332
NSN 5935-00-618-9258
NSN 6610-01-537-5447
NSN 5835-01-502-9228
NSN 5925-01-459-6955
NSN 5990-01-108-7785
NSN 6150-01-246-4371
NSN 5925-01-426-6923