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 6650-01-590-9344
NSN 5985-00-646-8799
NSN 5935-01-444-4153
NSN 5915-00-938-9404
NSN 5910-00-298-1833
NSN 5905-01-481-1984
NSN 5975-00-057-6656
NSN 6650-00-220-2839
NSN 4140-01-039-3638
NSN 6610-01-187-1748
NSN 5905-00-584-6617
NSN 6240-01-461-2768