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 5925-01-156-4426
NSN 5895-00-970-9592
NSN 6650-00-864-2942
NSN 5945-01-167-3459
NSN 5975-01-015-7660
NSN 6130-01-024-0577
NSN 6620-01-473-5163
NSN 5996-01-050-3141
NSN 5965-01-545-1628
NSN 5975-01-363-2128
NSN 7035-01-524-4151
NSN 6645-00-862-2904