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 5990-01-411-1917
NSN 6130-00-450-3928
NSN 5855-01-640-7913
NSN 5930-00-718-7075
NSN 6105-01-004-0043
NSN 5930-01-170-4426
NSN 6105-01-270-3852
NSN 4140-01-394-6136
NSN 6130-01-539-4008
NSN 5990-00-130-1930
NSN 5990-00-185-5888
NSN 5930-00-593-9300