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 4140-01-004-9177
NSN 5855-01-495-2670
NSN 6240-01-461-1032
NSN 5920-01-506-5761
NSN 5985-01-252-4643
NSN 6650-01-091-4241
NSN 5945-01-111-7581
NSN 5835-01-132-5894
NSN 6240-01-288-0555
NSN 6645-00-130-6419
NSN 6650-01-306-2941
NSN 5905-01-285-5578