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 5910-01-633-9963
NSN 6620-00-948-6751
NSN 6645-01-487-8227
NSN 4140-01-248-4429
NSN 5999-01-131-4221
NSN 4140-01-314-7365
NSN 6130-01-238-1164
NSN 5945-01-394-6123
NSN 5960-01-245-3942
NSN 6135-00-182-7008
NSN 5915-00-753-7433
NSN 6105-00-560-2116