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 6135-01-504-6929
NSN 6320-00-242-3300
NSN 6685-01-117-8302
NSN 5855-01-476-4219
NSN 6685-00-486-0899
NSN 5920-01-200-6655
NSN 5925-01-459-7882
NSN 5998-01-612-0566
NSN 5895-01-202-8748
NSN 5996-00-401-8063
NSN 6135-00-062-5080
NSN 6135-01-504-4744