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 5996-01-122-7295
NSN 6650-01-197-4585
NSN 4140-00-182-7643
NSN 6220-01-164-3651
NSN 5905-01-503-6393
NSN 5930-01-277-6078
NSN 7035-01-232-7263
NSN 6620-01-421-3917
NSN 6130-00-528-7838
NSN 5895-01-320-2304
NSN 5935-00-782-9562
NSN 5935-01-391-1261