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 4140-01-202-8670
NSN 5915-00-088-1563
NSN 6105-01-226-8125
NSN 5835-00-847-7277
NSN 6150-01-411-5624
NSN 5855-01-546-2190
NSN 5855-01-388-1970
NSN 5895-01-039-0319
NSN 5905-01-004-9961
NSN 6135-01-447-3086
NSN 6320-01-062-7496
NSN 5985-00-580-4760