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 5935-01-314-9555
NSN 5960-00-146-5338
NSN 6150-01-449-7164
NSN 6685-00-191-5001
NSN 6240-01-144-1334
NSN 6150-01-258-5487
NSN 5855-01-654-0761
NSN 6220-00-765-9132
NSN 5835-01-049-5290
NSN 6135-01-510-9986
NSN 2925-01-197-7864
NSN 6685-00-273-7017