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 5999-01-564-3597
NSN 5998-00-359-1890
NSN 6105-01-162-2976
NSN 5999-01-551-5363
NSN 5998-01-084-8496
NSN 6150-01-454-6011
NSN 5945-00-416-9793
NSN 5925-01-615-4075
NSN 5965-01-170-9891
NSN 6130-01-026-9822
NSN 6220-01-152-2637
NSN 6130-01-485-3575