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 5905-00-113-1301
NSN 5910-01-544-9244
NSN 6220-01-254-6133
NSN 6320-00-925-0558
NSN 5915-01-462-5900
NSN 5990-00-754-2842
NSN 5935-01-359-8962
NSN 5999-01-422-2962
NSN 6320-01-422-1212
NSN 6145-01-128-5235
NSN 5999-00-316-6142
NSN 6150-01-109-3926