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 5990-01-443-2931
NSN 5945-01-394-1700
NSN 5996-01-435-5547
NSN 6145-01-084-1984
NSN 6240-01-629-8651
NSN 5975-01-322-0479
NSN 6110-01-606-9749
NSN 5835-01-013-9321
NSN 5998-00-286-3590
NSN 5895-01-406-6804
NSN 6650-01-540-4542
NSN 5999-01-600-0996