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 6620-01-164-4913
NSN 5990-00-258-0228
NSN 5998-00-624-8510
NSN 5975-01-570-2037
NSN 5905-00-232-0606
NSN 5999-00-582-0354
NSN 5925-01-545-6829
NSN 7035-00-064-7008
NSN 5905-01-643-3986
NSN 5996-01-439-7962
NSN 5999-01-071-8015
NSN 6105-00-596-9962