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 5895-01-090-0567
NSN 5975-01-182-0190
NSN 4140-01-011-6205
NSN 6220-00-904-2429
NSN 6130-01-193-0471
NSN 5965-01-107-8549
NSN 6110-01-363-4683
NSN 6620-01-546-4942
NSN 5920-01-141-6885
NSN 6105-00-870-7995
NSN 6610-01-497-4579
NSN 6650-01-399-8552