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 5999-00-114-1486
NSN 5935-01-422-1700
NSN 5915-01-543-4604
NSN 5950-01-512-7643
NSN 5950-01-006-1766
NSN 5935-01-250-8508
NSN 5905-01-256-5776
NSN 4140-01-429-8545
NSN 5990-01-262-3617
NSN 6105-01-262-6080
NSN 5930-01-360-5912
NSN 5975-01-226-9742