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 5985-00-730-5208
NSN 6220-01-550-7869
NSN 7035-01-633-9537
NSN 6610-01-278-9704
NSN 5950-01-561-5034
NSN 6650-00-400-8371
NSN 5985-01-250-8931
NSN 5895-00-068-9732
NSN 6130-01-452-6338
NSN 5965-00-482-7945
NSN 5950-01-100-4132
NSN 6620-01-633-8443