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 6320-01-331-1783
NSN 6240-01-191-5643
NSN 5915-01-365-1132
NSN 5905-01-324-0784
NSN 6610-01-605-1161
NSN 6220-00-937-1321
NSN 6130-01-280-5113
NSN 5920-01-481-3400
NSN 6110-00-905-6148
NSN 5935-00-240-3097
NSN 5975-00-223-3034
NSN 6130-01-400-6123