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 6620-01-502-9104
NSN 6320-00-725-0754
NSN 6110-01-069-2966
NSN 6650-01-041-4979
NSN 5950-00-859-5185
NSN 6110-01-013-7639
NSN 6110-00-596-5011
NSN 5895-00-068-9732
NSN 5915-01-544-4403
NSN 2925-01-311-7840
NSN 4140-01-270-0507
NSN 6685-01-483-1373