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 5935-01-379-1397
NSN 6145-01-314-8534
NSN 6220-01-536-9778
NSN 5998-00-934-9941
NSN 6320-00-343-1798
NSN 5996-01-500-2820
NSN 5965-00-162-1244
NSN 5835-00-729-9305
NSN 5999-00-960-7155
NSN 6130-00-543-1302
NSN 6130-01-310-8857
NSN 5915-01-141-3688