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 6150-00-800-1059
NSN 5996-01-449-0666
NSN 5910-00-483-1635
NSN 6610-01-013-8922
NSN 5935-01-443-2021
NSN 6610-01-278-9704
NSN 5935-01-576-4231
NSN 5925-00-123-9919
NSN 5835-01-502-9228
NSN 5960-01-544-1273
NSN 6685-01-518-5287
NSN 6610-01-033-1748