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 6240-01-358-9980
NSN 7035-01-558-1117
NSN 6110-01-646-6227
NSN 5945-01-292-4928
NSN 6320-01-600-5808
NSN 5990-00-853-1123
NSN 5960-00-083-2793
NSN 6135-01-045-1504
NSN 6620-01-417-8110
NSN 5996-00-179-9583
NSN 6650-01-224-2555
NSN 6145-00-422-2644