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 5960-00-382-6012
NSN 6645-01-023-8020
NSN 6135-01-218-3660
NSN 5915-01-132-8336
NSN 6620-01-401-5356
NSN 5895-01-202-8748
NSN 5910-01-037-2294
NSN 6620-00-511-3355
NSN 5996-01-605-0950
NSN 6150-01-050-7528
NSN 6645-01-276-7818
NSN 6110-00-183-7788