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 5999-00-339-6417
NSN 6220-00-186-6667
NSN 6620-01-656-1896
NSN 6110-01-335-8510
NSN 4140-01-425-2934
NSN 6220-01-588-3002
NSN 5915-01-426-5557
NSN 6220-01-288-5235
NSN 2925-01-525-8212
NSN 5855-01-364-1005
NSN 6320-01-371-3047
NSN 6105-01-653-2629