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 5930-01-431-9902
NSN 4140-01-508-8048
NSN 5975-01-362-2118
NSN 5998-01-472-2482
NSN 6145-00-646-6616
NSN 6240-01-509-1436
NSN 5965-01-200-6613
NSN 5998-00-206-6613
NSN 6320-00-681-1324
NSN 5998-00-483-6227
NSN 6135-00-575-8942
NSN 6220-01-218-0847