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.
NSN 6145-01-612-1749
NSN 5985-01-020-6091
NSN 5960-00-971-1483
NSN 4140-01-333-9612
NSN 5999-01-282-2847
NSN 5985-01-308-1821
NSN 5975-00-405-1938
NSN 5920-00-291-1379
NSN 5999-00-333-1150
NSN 7035-00-861-7913
NSN 5920-01-293-9921
NSN 5835-00-244-4956