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 5998-01-312-0011
NSN 5965-00-324-2428
NSN 5915-01-576-9773
NSN 5990-01-354-4812
NSN 5930-01-014-6317
NSN 5999-01-523-8829
NSN 6135-00-243-8330
NSN 6145-00-834-2676
NSN 5905-01-475-7800
NSN 6130-01-338-0109
NSN 5990-01-609-4793
NSN 6130-00-530-3737