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 5990-01-481-3080
NSN 6105-01-381-2496
NSN 5920-01-629-2471
NSN 5996-01-594-3091
NSN 6110-01-347-6761
NSN 5905-00-597-8280
NSN 6130-00-986-1675
NSN 5905-01-649-1212
NSN 5975-00-816-9621
NSN 5960-00-449-3358
NSN 6610-01-095-5037
NSN 6110-01-136-3104