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 6620-00-340-2395
NSN 5985-00-632-7826
NSN 5855-01-482-8290
NSN 6220-01-562-9865
NSN 5975-01-465-6262
NSN 6110-00-229-1360
NSN 5975-01-182-4046
NSN 5910-01-633-9963
NSN 5965-01-076-0071
NSN 5895-01-461-3288
NSN 5935-01-363-9425
NSN 6620-01-265-0632