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 5975-01-542-3871
NSN 6620-00-730-8699
NSN 5920-01-462-1950
NSN 5855-00-918-1622
NSN 5996-01-189-9480
NSN 6135-01-062-9356
NSN 5990-01-175-2597
NSN 6610-00-273-3016
NSN 6105-00-598-4910
NSN 5990-01-514-8708
NSN 5935-01-188-8329
NSN 5930-01-064-2023