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 5960-01-605-9921
NSN 6650-01-250-1244
NSN 5930-00-379-8990
NSN 5910-00-593-6400
NSN 5835-01-381-9565
NSN 5950-01-064-6853
NSN 5990-01-378-7349
NSN 4140-01-432-1447
NSN 5935-01-333-2870
NSN 4140-00-087-1877
NSN 5930-01-254-3086
NSN 6650-01-082-9773