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 6620-01-508-7902
NSN 5910-01-444-1429
NSN 6110-00-337-0858
NSN 5915-01-492-3362
NSN 6130-00-100-0175
NSN 6105-00-336-3323
NSN 6145-01-268-6992
NSN 5975-00-430-8082
NSN 6145-00-753-2264
NSN 6620-01-549-6653
NSN 5855-01-621-4191
NSN 6130-01-171-1760