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 5835-01-580-0446
NSN 6650-01-029-2995
NSN 5935-01-144-0635
NSN 6320-01-431-4359
NSN 5998-01-623-9477
NSN 5965-01-547-2587
NSN 6105-01-383-0988
NSN 5950-00-140-9696
NSN 6320-01-524-9488
NSN 6130-01-109-3050
NSN 5920-00-711-0767
NSN 5975-01-281-8347