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 5855-01-485-3429
NSN 5925-00-679-5344
NSN 6110-00-260-0130
NSN 5935-01-025-6677
NSN 5915-01-100-4105
NSN 6145-01-471-6362
NSN 5895-01-207-0753
NSN 5945-00-492-2307
NSN 6645-01-055-0373
NSN 5965-00-710-4636
NSN 6150-00-227-5697
NSN 6130-01-559-0397