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 5920-01-603-7020
NSN 6620-00-115-5855
NSN 5905-01-363-9891
NSN 6130-01-092-8988
NSN 5950-00-473-6066
NSN 5965-01-514-0932
NSN 5910-01-328-8539
NSN 5930-01-607-1365
NSN 6620-01-095-3173
NSN 5985-00-819-4487
NSN 6130-00-420-5631
NSN 5999-01-215-1236