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 5905-00-027-4045
NSN 6620-00-833-6786
NSN 6685-01-074-8067
NSN 6650-00-464-6395
NSN 6320-01-532-7491
NSN 5895-00-251-8091
NSN 6620-01-004-7072
NSN 6240-00-945-2723
NSN 6620-01-314-3635
NSN 5990-01-443-2931
NSN 5910-01-019-3859
NSN 6110-00-822-1291