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 5835-01-510-1873
NSN 6320-01-209-0952
NSN 6685-00-634-9964
NSN 5935-01-471-4075
NSN 5985-01-502-0950
NSN 6240-01-192-5590
NSN 5945-00-473-3369
NSN 6130-01-234-4549
NSN 5855-01-147-6024
NSN 6685-00-057-8784
NSN 5920-01-163-0551
NSN 6105-00-149-7956