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 6620-01-507-5283
NSN
NSN 6650-01-633-9147
NSN 5999-01-464-2828
NSN 6645-01-244-4881
NSN 5935-01-193-6287
NSN 6130-01-618-4880
NSN 5925-01-314-5514
NSN 5910-01-061-5326
NSN 5895-00-421-1951
NSN 5996-01-486-3733
NSN 5999-01-634-0576