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 6240-01-388-4099
NSN 6620-01-176-3530
NSN 5895-01-101-2419
NSN 5945-01-383-1888
NSN 5996-00-186-8709
NSN 6650-00-949-8653
NSN 5920-00-139-3736
NSN 5925-01-044-2689
NSN 5910-01-335-2018
NSN 6145-01-568-4929
NSN 5945-00-118-6246
NSN 6150-01-384-3660