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 5950-01-241-0603
NSN 6650-01-363-0963
NSN 6620-01-169-6699
NSN 5910-01-146-7842
NSN 5935-01-612-9566
NSN 5999-01-421-5739
NSN 5990-01-502-8209
NSN 5930-00-206-0210
NSN 4140-00-019-1697
NSN 5950-00-817-5177
NSN 5855-00-185-1560
NSN 5985-00-189-0953