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 5950-00-563-3143
NSN 5975-01-645-0195
NSN 5915-00-394-6523
NSN 6110-01-461-2631
NSN 5950-01-536-0047
NSN 6620-01-587-9533
NSN 6145-00-504-5221
NSN 5855-01-400-1590
NSN 5925-01-264-6962
NSN 6135-01-491-9360
NSN 6105-01-350-3333
NSN 5960-01-191-1982