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 6240-00-760-8350
NSN 6610-01-419-4123
NSN 6620-01-105-1525
NSN 6220-00-132-6854
NSN 5895-00-218-6880
NSN 5925-00-829-4897
NSN 6105-00-141-5598
NSN 5925-01-223-6382
NSN 5935-00-575-1198
NSN 5920-01-342-5883
NSN 5910-00-637-2609
NSN 5855-01-089-2248