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 5915-01-303-2662
NSN 6220-00-326-9144
NSN 5835-00-007-6824
NSN 5895-01-481-2017
NSN 5925-01-040-0438
NSN 6220-01-475-7687
NSN 5835-01-014-9292
NSN 6645-01-399-3487
NSN 6650-00-147-4887
NSN 6105-01-192-8579
NSN 6145-00-192-1712
NSN 6610-00-019-1538