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 7035-01-194-9482
NSN 6645-01-004-7768
NSN 4140-01-603-5356
NSN 6105-01-068-1835
NSN 6110-01-240-7618
NSN 6105-01-038-8309
NSN 6240-00-737-2775
NSN 5950-00-450-5326
NSN 6110-00-202-2990
NSN 5935-01-398-0688
NSN 2925-00-917-2842
NSN 6150-01-545-0496