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 5915-01-293-7088
NSN 5945-01-112-0841
NSN 5920-01-234-5914
NSN 5975-01-242-9549
NSN 6610-01-055-0468
NSN 4140-01-550-8030
NSN 5998-00-913-3469
NSN 6610-00-960-7863
NSN 5935-00-816-9824
NSN 5905-00-840-5281
NSN 6320-00-731-6134
NSN 5905-01-616-2871