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 6105-01-577-0014
NSN 6650-01-449-5446
NSN 5910-01-046-0585
NSN 5925-01-606-8674
NSN 5835-01-158-6878
NSN 6150-01-588-0658
NSN 5975-01-033-9760
NSN 5999-01-130-6262
NSN 6150-01-406-5400
NSN 5945-01-615-0388
NSN 6130-00-816-7981
NSN 4140-00-200-9082