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 4140-01-650-1208
NSN 5915-00-342-9261
NSN 5920-01-607-1661
NSN 5999-01-224-5090
NSN 6145-00-116-0507
NSN 5930-01-519-2322
NSN 5965-00-529-0602
NSN 5999-01-552-8138
NSN 5925-00-529-3950
NSN 5915-01-541-3957
NSN 5998-00-141-6133
NSN 6130-00-229-6622