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 6220-01-144-5166
NSN 5990-01-206-3606
NSN 5895-00-706-8304
NSN 4140-01-194-2529
NSN 6650-01-340-6720
NSN 6220-01-188-0135
NSN 5998-01-314-4902
NSN 5975-01-062-1435
NSN 5965-00-424-9636
NSN 6240-01-497-7537
NSN 6620-00-246-5159
NSN 6620-01-147-5615