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 5915-01-069-8769
NSN 6150-01-035-7065
NSN 5965-01-390-1261
NSN 5920-00-518-1793
NSN 5990-00-232-3965
NSN 5990-01-262-4068
NSN 5998-00-730-8237
NSN 4140-01-465-0705
NSN 6620-01-390-1121
NSN 5935-01-660-2579
NSN 6130-00-682-3350
NSN 5920-00-239-6552