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 6685-01-485-4728
NSN 6110-01-301-4700
NSN 6110-01-400-4207
NSN 5910-01-189-4580
NSN 2925-01-127-0167
NSN 5915-01-462-2124
NSN 4140-00-232-1039
NSN 5855-01-199-2046
NSN 6610-00-005-1847
NSN 5996-01-470-1404
NSN 5990-00-945-6709
NSN 5855-01-259-6897