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 5996-01-239-6809
NSN 6220-00-508-9155
NSN 5930-01-175-8501
NSN 5990-01-434-7913
NSN 6620-01-575-9561
NSN 6240-01-181-1187
NSN 5999-01-365-9018
NSN 5925-01-359-6329
NSN 5999-00-358-1933
NSN 5905-01-519-9021
NSN 6685-00-586-8976
NSN 5945-00-753-7716