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 6685-01-455-6688
NSN 6620-00-208-5447
NSN 6110-01-165-6844
NSN 5935-01-252-9994
NSN 5935-00-576-0198
NSN 6320-00-905-0543
NSN 6220-01-145-4993
NSN 6685-00-944-0094
NSN 5960-01-170-4057
NSN 6150-00-182-7102
NSN 6105-01-062-8790
NSN 6610-01-346-2802