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 6645-01-383-0106
NSN 5975-01-654-4046
NSN 5945-01-184-0591
NSN 5960-00-108-5318
NSN 5999-00-791-1322
NSN 5925-00-327-1984
NSN 6320-01-425-1417
NSN 5965-01-328-7979
NSN 6220-01-632-6446
NSN 5998-01-411-5141
NSN 6320-01-384-3850
NSN 5990-00-269-2226