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 5935-00-104-7528
NSN 5990-01-544-0364
NSN 5960-01-537-8161
NSN 6150-01-154-5680
NSN 5960-01-632-6576
NSN 5965-01-138-9288
NSN 5998-00-726-5364
NSN 6130-01-629-0782
NSN 5998-01-651-0915
NSN 4140-01-029-4211
NSN 6105-01-625-1169
NSN 6135-01-592-8698