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 5835-01-224-0406
NSN 5998-00-945-8224
NSN 5920-00-206-3595
NSN 5999-01-242-6954
NSN 5920-00-543-7665
NSN 6220-01-230-0872
NSN 5945-01-146-4529
NSN 5965-01-428-2458
NSN 2925-01-521-0600
NSN 6645-01-432-0052
NSN 6135-00-112-8637
NSN 5975-00-975-0930