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 5915-01-378-8804
NSN 5930-00-018-1093
NSN 5920-00-908-0296
NSN 5998-01-105-4640
NSN 5895-00-157-4170
NSN 5975-00-394-2545
NSN 6135-01-281-4758
NSN 6220-00-431-9844
NSN 5950-00-626-8572
NSN 6320-01-372-8671
NSN 4140-00-933-0570
NSN 5915-01-530-1629