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 4140-01-334-9043
NSN 5910-01-549-9387
NSN 6610-01-633-8931
NSN 5935-01-485-2237
NSN 6110-01-207-2748
NSN 5950-00-830-7058
NSN 6610-01-525-8235
NSN 5915-01-068-6409
NSN 4140-00-899-3086
NSN 5950-01-027-1459
NSN 6320-00-070-4544
NSN 6105-00-665-8581