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 5998-01-324-0723
NSN 5835-01-546-2008
NSN 5930-01-606-9937
NSN 5998-01-585-9536
NSN 7035-01-064-8212
NSN 5930-01-607-4314
NSN 5915-01-158-6864
NSN 5945-00-204-9949
NSN 6110-01-515-4835
NSN 5965-00-300-8055
NSN 6145-01-220-6421
NSN 6130-01-207-0755