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 5998-01-168-8805
NSN 6620-01-513-9674
NSN 5910-01-262-1774
NSN 5975-01-251-4181
NSN 6130-01-654-3623
NSN 5999-00-907-9678
NSN 5985-01-341-9752
NSN 5920-01-642-1570
NSN 6130-00-072-7205
NSN 5905-00-951-8271
NSN 6610-01-159-0438
NSN 6220-00-610-0968