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 5915-01-419-1053
NSN 5965-00-973-1090
NSN 6145-01-479-5578
NSN 6105-01-171-9795
NSN 6145-00-388-9084
NSN 5950-01-111-2662
NSN 5965-01-289-3509
NSN 5950-01-173-7256
NSN 5975-01-392-6126
NSN 5999-01-511-5049
NSN 6105-01-491-9991
NSN 5910-00-981-7179