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 5950-00-107-0793
NSN 5915-01-454-7196
NSN 5998-00-398-0021
NSN 5855-01-566-8574
NSN 5990-00-893-0957
NSN 5920-00-486-7651
NSN 6650-00-004-3683
NSN 6610-01-283-2341
NSN 5930-01-335-9808
NSN 5925-00-689-4646
NSN 6135-01-190-2628
NSN 6135-01-344-2442