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 5960-01-428-4471
NSN 5925-00-170-4090
NSN 6105-01-241-2451
NSN 5950-01-392-1204
NSN 5930-01-235-6679
NSN 5835-00-089-7205
NSN 6150-01-537-0127
NSN 5895-01-243-3311
NSN 6220-00-861-0971
NSN 5975-01-085-6979
NSN 5975-01-425-5171
NSN 6220-01-215-0907