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 4140-01-422-8443
NSN 5910-01-234-0538
NSN 2925-01-280-1911
NSN 6150-00-360-1508
NSN 5998-00-271-1555
NSN 6620-00-299-2530
NSN 6320-00-831-2227
NSN 5910-00-248-6899
NSN 5965-00-089-2712
NSN 5855-00-821-7512
NSN 5835-00-594-4921
NSN 5960-00-675-9373