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 5960-01-614-8005
NSN 5935-01-453-1691
NSN 6240-01-521-2921
NSN 4140-01-438-2350
NSN 6150-01-166-7451
NSN 5965-00-679-9501
NSN 6240-00-079-1759
NSN 5965-01-140-9446
NSN 5965-01-386-2988
NSN 6645-01-569-9087
NSN 6650-01-625-4668
NSN 5950-01-129-2625