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 5835-00-233-6327
NSN 5999-01-132-1669
NSN 6650-00-401-7896
NSN 4140-01-258-1215
NSN 5975-00-140-1825
NSN 5950-01-589-6081
NSN 6145-01-432-4394
NSN 6650-01-029-2995
NSN 6645-01-298-8837
NSN 5965-01-523-4572
NSN 2925-00-878-2196
NSN 5996-01-202-6544