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 6150-01-631-4678
NSN 5935-01-434-1623
NSN 5990-01-087-7081
NSN 5965-01-649-1279
NSN 5835-01-416-6455
NSN 6240-00-860-7626
NSN 6110-01-226-2336
NSN 6645-01-327-7362
NSN 5835-01-009-1059
NSN 5990-01-649-4647
NSN 6645-00-959-6502
NSN 5930-00-184-8329