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 5996-00-447-1810
NSN 7035-00-834-2090
NSN 5915-01-370-3356
NSN 5998-01-168-7440
NSN 5920-01-399-8740
NSN 6220-01-563-4740
NSN 5999-01-556-5575
NSN 5965-00-335-0305
NSN 6150-01-658-5433
NSN 5855-01-441-3189
NSN 6145-00-558-1834
NSN 5935-00-097-3970