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 5998-01-272-0227
NSN 6110-00-902-3727
NSN 6620-01-026-1776
NSN 5950-01-363-3356
NSN 5835-00-683-4612
NSN 5930-01-098-5280
NSN 5998-00-671-1242
NSN 6320-01-652-3806
NSN 6110-00-280-2753
NSN 6650-01-471-6476
NSN 5998-00-004-5822
NSN 6320-00-070-4544