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 5915-01-384-3283
NSN 5925-01-566-3242
NSN 5895-01-579-1963
NSN 6650-01-295-7896
NSN 5998-01-082-1358
NSN 5950-00-822-2092
NSN 5990-00-518-2514
NSN 6105-00-333-8972
NSN 6145-00-174-9344
NSN 5999-01-411-5135
NSN 5910-01-388-4511
NSN 5945-00-262-6042