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 5990-00-583-9920
NSN 5999-01-349-7036
NSN 6610-00-717-6666
NSN 5835-01-185-1102
NSN 6110-01-288-4221
NSN 6220-00-845-0037
NSN 5998-01-595-3488
NSN 5999-00-010-1768
NSN 5950-01-587-3517
NSN 7035-01-575-4771
NSN 5855-01-213-9076
NSN 6150-00-204-6258