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 6610-00-348-2378
NSN 5910-01-466-4499
NSN 5925-01-622-7879
NSN 5950-01-436-1517
NSN 5998-01-128-8895
NSN 4140-00-232-1039
NSN 6130-00-724-2516
NSN 5950-01-068-3231
NSN 5945-01-566-6312
NSN 5915-00-104-3119
NSN 5930-01-067-7930
NSN 6145-01-474-6826