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 5915-01-317-2489
NSN 5998-00-717-5598
NSN 6150-01-287-0561
NSN 6320-01-352-5653
NSN 5910-01-633-9963
NSN 6610-01-445-6362
NSN 2925-00-480-9068
NSN 6130-01-237-9836
NSN 5990-01-485-8874
NSN 6620-01-586-3456
NSN 5990-01-009-3634
NSN 6645-01-252-8870