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 5945-00-063-6265
NSN 5910-01-245-7718
NSN 6220-00-293-5368
NSN 6620-00-119-2803
NSN 6220-00-149-0977
NSN 6645-00-764-3355
NSN 6320-01-362-9518
NSN 6150-00-449-1189
NSN 5835-00-135-2480
NSN 5835-01-599-0649
NSN 5996-01-483-1032
NSN 5965-00-201-7479