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 6645-01-615-4448
NSN 5945-01-038-1198
NSN 5985-01-065-0959
NSN 5998-01-596-3081
NSN 5950-01-564-2719
NSN 5990-01-132-4156
NSN 6130-00-202-0027
NSN 6645-01-586-8296
NSN 6610-01-117-7130
NSN 5950-01-499-1732
NSN 6650-00-819-1165
NSN 6610-00-652-8543