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 6240-01-280-2973
NSN 6645-01-068-3042
NSN 6220-00-782-2058
NSN 6135-00-422-3967
NSN 5925-00-019-9047
NSN 5930-01-396-2024
NSN 6645-00-089-8842
NSN 5945-00-152-9562
NSN 4140-01-063-5929
NSN 6240-01-392-8868
NSN 5965-01-633-8849
NSN 5905-01-524-3132