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 6145-01-525-6486
NSN 5945-01-220-6037
NSN 6685-00-642-0533
NSN 2925-01-457-2202
NSN 6135-01-424-1114
NSN 5990-00-469-2604
NSN 5910-01-633-9963
NSN 5925-00-513-7610
NSN 5998-00-225-6887
NSN 6320-01-607-1491
NSN 5835-00-358-4235
NSN 5996-00-037-9605