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 6220-01-549-3867
NSN 5835-01-281-7281
NSN 5996-00-754-6153
NSN 5996-00-883-1609
NSN 5990-01-468-1292
NSN 2925-01-238-9974
NSN 5905-01-153-1187
NSN 5990-01-438-8228
NSN 5998-01-633-7525
NSN 5975-01-575-4230
NSN 5975-01-631-3886
NSN 4140-01-143-3520